please answer question 10

Please Answer Question 10

Answers

Answer 1

Answer: A song costs 0.99$, and an album 9.99$

Step-by-step explanation:

14.94=5x+1y

22.95=3x+2y

29.88=10x+2y

22.95=3x+2y

subtract

6.93=7x

x=0.99$

y=9.99


Related Questions

work out volume of prism 10cm 4cm 5cm 8cm 12cm

Answers

Answer:

19,200

Step-by-step explanation:

multiply them all together

Help please im not the smartest kid

Answers

Answer:

No, it's doesn't mean you are not smart. Just maybe you need to focus on learning most of the things to solve in math, you need to start with what is given to you.

Here given to you that every scale of 2 in = 8ft in actual truck.

So in order to know what 6in equals. Break down 6 into something you can use which is 2in = 8ft

6 = 2 + 2 + 2

So 6in = 8ft + 8ft + 8ft

Which can be simplified to 6ft = 24 ft.

Answer:

24

Step-by-step explanation:

8 divided by 2 is 4 and 4 times 6 equals 24. Or you could do 6 divided by 2 equals 3 and 8 times 3 equals 24.

37(2x-14)+x=15-(-9x-5)

Answers

Answer:

Step-by-step explanation:

To find value of X ,first solve LHS

37*2x-37*14 =74x-518 +x

=75x-518

Now solve RHS

135x+75

Now equate LHS=RHS

75x-518=135x+75

75x-135x=75+518

-60x=593

x= -593/60

=-9.88

please help before i cry

Answers

Answer:

Don't overthink it.

[tex]V=\frac{1}{3} Ah[/tex] is the same as [tex]V=\frac{Ah}{3}[/tex]

Multiply both sides by 3

3V = A * h


Then get A by itself by dividing both sides by h.

[tex]A = \frac{3V}{h}[/tex]

Answer:

I think it's A= lw

Step-by-step explanation:

The question says to rearrange the formula to highlight the base area, and the formula to finding the base area of a pyramid is A = l w (length multiplied by width)

how many ways are there to make an r-arrangement of pennies, nickels, dimes, and quarters with at least one penny and an odd number of quarters? (coins of the same denomination are identical).

Answers

There are 26¹⁰ - 4 × (25)¹⁰ + 2 × (24)¹⁰ + 22¹⁰ exponential generating Function to make an arrangement  of Pennies, nickels, dimes and quarters with at least one penny and an odd number of quarters.

Exponential generating Function:

An exponential generator provides a way to encode a sequence as the coefficients of a power series. This encoding helps in many ways.

Therefore, According to the Question:

The exponential generating function is,

G(x) = (x¹/1! + x²/2! + ...)(x¹/1! + x³/3! + x⁵/5! +...)(x°/0! + x¹/1! + x²/2! + ...)²

where the first factor describes the pennies, the second describes the quarters, and the last describes nickels and dimes.

We want the coefficient of  Xˣ /r!.

Using exponential identities we get,

G(x) = [tex]e^{x} - 1 (\frac{e^{x} - e^{-x} }{2} ) (e^{x} )^2[/tex]

      = [tex]\frac{1}{2} (e^{4x} -e^{2x} -e^{3x} + e^{x}[/tex]

and the coefficient is

[tex]\frac{1}{2} (4^r -2^r -3^r +1)[/tex]

The generating function is

G(x) = (x¹/1! + x²/2! + ...)⁴(x°/0! + x¹/1! + x²/2!+...)²² = ()⁴,

and we again want the coefficient of  X¹⁰/10!.

Multiplying we get,

G(x) = [tex](e^{4x} - 4e^{3x} + 2e^{2x} + 1)e^{22x}[/tex]

       = [tex]e^{26x} - 4e^{25x} + 2e^{24x} +e^{22x}[/tex]

so the coefficient of  X¹⁰/10! is

26¹⁰ - 4 × (25)¹⁰ + 2 × (24)¹⁰ + 22¹⁰

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What is the length of the radius of a circle given the equation x² y² 8?

Answers

The length of the radius of a circle with the equation x² + y² = 8 is 2√2 units  .

In the question ,

it is given that ,

the equation of the circle is ⇒ x² + y² = 8 ,

we know that the general equation of the circle is given as x² + y² = b² ;

and "b" is the radius of circle ,

On comparing both the equations ,

we get ,

b² = 8

Simplifying the above equation further ,

we get ,

b = √8 = √2 × 2 × 2

the radius "b" is

b = 2√2 units .

Therefore , the length of the radius of the circle is 2√2 units .

The given question is incomplete , the complete question is

What is the length of the radius of a circle given the equation x² + y² = 8 ?

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how many different three-letter words (including nonsense words) are there in which successive letters are different?

Answers

16250 many different three-letter words—including nonsense words—have different letters in the next position.

Given that,

We have to find how many different three-letter words—including nonsense words—have different letters in the next position.

We know that,

The number of alphabets are 26

First letter has 26 choices.

Second letter can not be same has first letter so 25 choices.

Third letter can not be same has second letter so 25 choices.

So,

Total words = 26×25×25=16250

Therefore, 16250 many different three-letter words—including nonsense words—have different letters in the next position.

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A nack bar ell 2 ize of nack pack. A large nack pack i $5 and a mall pack i $3. In one day the nack bar old 60 nack pack for a total of 220. How many mall mack pack did the nack bar ell

Answers

The supplied statement states that there are 20 large snacks and 40 little snacks.

In arithmetic, what are mixtures?

When two separate answers to a problem are combined, a new, complete solution is produced. Setting up a table will facilitate resolving these issues.

What are combinations and mixtures?

Alignment allows us to determine the ratio in which the ingredients/items have been combined and at what price they are offered to generate profit or face loss. A mixture, as the name implies, is combining two or more things together.

Briefing:

Total number of snacks = 60

Total earnings = $220

If only tiny snacks are sold, the total cost would be $180 (60 x 3).

Earnings difference = 220 - 180 = $40

$5 - $3 = $2 is the difference in the cost of the snack.

Number of Large snacks = $40 ÷ 2 = 20

Small snack count is 60 - 20 = 40.

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Nama
2
A store currently has a sale where all televisions are being sold with a discount of 30% of
addition, you have a coupon for $100 off any television. The store will allow you to use both EV
30% off discount and the $100 off coupon on your purchase.

Answers

Answer:

It sounds like the store is offering a sale on televisions where you can get a 30% discount on the original price of the television, as well as an additional $100 off with a coupon. This means that you can use both the discount and the coupon to save money on your purchase of a television. If you have a coupon for $100 off, you can use it to save an additional $100 on top of the discount you receive from the sale. This can help you save even more money on your purchase. It's always a good idea to check for sales and coupons when shopping for big-ticket items like TVs, as it can help you save a significant amount of money.

The measures of the angles of a triangle are shown in the figure below. Solve for x.
23°
(4x+19)

Answers

Answer:

x=12degrees

Step-by-step explanation:

1st Angle=23degrees

2nd Angle=(4x+19)

3rd Angle=(In order to find this angle we need to take this angle as angle3)

angle3+90=180

angle3=180-90

angle3=90degrees

Now lets start with the sum

Sum of angles of a triangle=180degrees

23+(4x+19)+90=180

113+(4x+19)=180

(4x+19)=180-113

(4x+19)=67

4x=67-19

4x=48

x=48/4

x=12degrees

Hope this helps you

In right traingle lmn, l and m are complementary angles and sin(l) is . what is cos(m)?

Answers

The cos(m) In the right triangle lmn is  19/20.

Complementary angles are formed when the total of two angles equals 90 degrees. 30 degrees and 60 degrees, for example, are complementary angles.

We have L + M = 90 because the angles L and M are complimentary.

Assuming that,

sin L = sin (90 - L) = sin M

sin (L) = 19/20.

As we know from our rule, the sine of angle L is equal to the cosine of L's complement, which is M.

This implies that the cosine of M is 19/20.

As a result, cos(M) equals 19/20.

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How many types of quadrilaterals can be possible class 9?

Answers

There are six types of possible quadrilaterals namely trapezium, parallelogram, rectangle, rhombus, square, and kite.

Explanation:

Different types of possible quadrilateral :

There are six types of possible quadrilateral.Possible quadrilaterals are trapezium , parallelogram, rectangle, rhombus, square, and kite.Trapezium is a quadrilateral with one pair of opposite sides.Parallelogram is a quadrilateral with both the pairs of opposite sides parallel to each other.Rectangle is a parallelogram with all the angles equal to 90°.Rhombus is a parallelogram with congruent pair of opposites sides.Square is a rhombus with each angle 90°.Kite is a quadrilateral with pair of congruent adjacent sides.

Therefore, there are six types of possible quadrilateral : trapezium, parallelogram, rectangle, rhombus, square, and kite.

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Priya can type 575 words in 25 minutes. She starts typing a report at 1035 hours and finishes at 1128 hours. Assuming she types non-stop at her usual rate and does not make any mistakes, find the number of words in the report.​

Answers

Answer:

128,340 words

Step-by-step explanation:

find how many hours he typed by subtracting 1035 from 1128. 1128-1035=93hoursthen turn the hours into minutes. 93*60=5,580minutesnext find out how many sets of 575 words she typed by dividing 5,580 by 25. 5,580/25=223.2then finally multiply 223.2 by 575 to get your answer of 128,340. 223.2*575=128,340words

Find the roots and the vertex of the quadratic on a calculator. Round all values to 3 decimal places (if necessary).
y = 3xsquared - 18x - 263

Please answer quickly I’ll mark you brainlist

Answers

The vertex of the equation is (3, -290). Then the solutions of the equation will be 99.67 and -93.67.

What is the equation of the parabola?

Let the point (h, k) be the vertex of the parabola and a be the leading coefficient.

Then the equation of the parabola will be given as,

y = a(x - h)² + k

The equation is given below.

y = 3x² - 18x - 263

Convert the equation into vertex form, then we have

y = 3x² - 18x - 263

y = (√3x)² - 2 · √3x · 3√3 + 27 - 27 - 263

y = 3(x - 3)² - 290

Then the solution of the equation will be given as,

3(x - 3)² - 290 = 0

3(x - 3)² = 290

x - 3 = ± 96.67

x = 3 ± 96.67

x = 3 + 96.67, 3 - 96.67

x = 99.67, -93.67

The vertex of the equation is (3, -290). Then the solutions of the equation will be 99.67 and -93.67.

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a six-sided die (with numbers 1 through 6) and an eight-sided die (with numbers 1 through 8) are rolled. what is the probability that exactly one 6 is rolled? express your answer as a common fraction.

Answers

When a six-sided die and an eight-sided are rolled then the probability that exactly one 6 is rolled is 1/4.

Given, a six-sided die (with numbers 1 through 6) and an eight-sided die (with numbers 1 through 8) are rolled.

we have to find the probability that exactly one 6 is rolled.

First we have to check the total number of outcomes on rolling both the dices.

Now, the total number of outcomes be, 48

As, we the favorable outcomes be, the outcome with exactly one 6 on the dices.

Favorable Outcomes = { (1,6) , (2,6) , (3,6) , (4,6) , (5,6) , (6,1) , (6,2) , (6,3) , (6,4) , (6,5) , (6,7) , (6,8)}

The total number of favorable outcomes be, 12

So, the probability that exactly one 6 is rolled is

P(E) = Number of favorable outcomes / Total number of outcomes

P(E) = 12/48

P(E) = 1/4

Hence, the probability that exactly one 6 is rolled is 1/4.

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A certain fossil of a beetle contains 15% as much carbon as a living beetle. The age of the fossil can be found using carbon dating.
Calculate the age of this fossil given that the half life of carbon-14 is 5715 years.

Answers

Answer:

Hope this helps you!

Step-by-step explanation:

The age of this fossil can be calculated using the following formula:

Age = (5715 years) * ln(1/0.15) / ln(2)

Age = 81,922 years

For what values of x is the expression below defined?
√x+5+√1-x
A. -5 OB. 5> x≤-1
C. 5>x>1
D. 5≤x≤1

Answers

Answer:

The expression √x+5+√1-x is defined for all values of x such that the value under the square root sign is non-negative. We can find the values of x that satisfy this condition by considering each of the square roots separately.

For the first square root, the value under the square root must be non-negative, so we have the following inequality:

x + 5 ≥ 0

x ≥ -5

For the second square root, the value under the square root must be non-negative, so we have the following inequality:

1 - x ≥ 0

x ≤ 1

Therefore, the expression is defined for all values of x that satisfy both of these inequalities. This means that the expression is defined for values of x in the range -5 ≤ x ≤ 1. The correct answer is therefore option D.

which racing organization saw its television ratings increase 28% over 2021 to a season average of 1.2 million viewers?

Answers

Answer:

Formula 1 Racing

Step-by-step explanation:

julio invests 5360 in a retirement account with a fixed annual interest rate of 4% compounded 4 times per year. What will the account balance be after 17 years?

Answers

Answer:

To find the account balance after 17 years, we need to first calculate the annual interest rate. Since the interest is compounded 4 times per year, the effective annual interest rate is equal to (1 + 0.04/4)^4 - 1, which is about 4.169%.

To find the account balance after 17 years, we can use the formula for compound interest: A = P(1 + r/n)^(nt), where A is the final amount, P is the initial principal, r is the annual interest rate, n is the number of times the interest is compounded per year, and t is the number of years. Plugging in the values we know, we get:

A = 5360(1 + 0.04169/4)^(4*17)

A = $9,907.35

So the account balance after 17 years will be about $9,907.35.

How do you find the value of a table?

Answers

A table of values is a collection of ordered pairs that is often produced by replacing numbers in an equation (relation).

Given,

Table of value;

When numbers are substituted into an equation, they typically produce a set of ordered pairs called a table of values (relation). Each ordered pair of numbers in the values table's table of values is related to one another according to the equation.

The relationship between the various data points is displayed using tables of values. In scientific lesson, a table of values could be used. Tables of values are used by scientists and researchers to record their data, which is subsequently examined for patterns. Then, they can utilize this pattern to forecast outcomes.

Therefore,

The process of substituting numbers in an equation results in the creation of a table of values, which is a collection of ordered pairs (relation).

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What is 100-293?
I WILL GIVE BRAINLIEST

Answers

Answer: the answer is -193

Write an equation for the line that passes through the given point and is
parallel to the graph of the given equation.
3x + 4y = 12; (−4, 7)
I forgot how to do this. :|

Answers

Answer:

3x + 4y = 16

Step-by-step explanation:

3x + 4y = 12

3(-4) + 4(7) = -12 + 28 = 16

Answer: 3x + 4y = 16

Barb was going to buy a shirt which was originally priced for $20. There was a price tag on the shirt that said $12. What percentage was the shirt marked down?

A. 40%
B. 60%
C. 1.33%
D. 1.67%

Answers

Answer:

60%

Step-by-step explanation:

The problem is basically saying:

12 is what percent of 20, which we can make this into a solvable equation:

12   is    what percent     of    20

12   =          ?%             x      20

Now to solve by dividing 12 by 20

12/20 = 0.6

Multiply 0.6 by 100 to get 60%

13. 6x + 2y = 14
please help

Answers

Here it is graphed :)
6x + 2y = 14
-6x -6x
2y = -6x + 14
/2 /2
y = -3x + 7


6x + 2y = 14
-2y -2y
6x = -2y + 14
-14 -14
6x - 14 = -2y
/-2 /-2
-3x + 7 = y

so the y-intercept will be at 7, and it will be a downward slope (0,7) (1, 4) (2, 1) (3, -2) and so forth

y(6.23x-4.81)-3.19y???

Answers

Answer:

6.23yx-8y

Step-by-step explanation:

simplified answer!

a drawer contains ten socks with one pair of each of the following colors: brown, black, blue, green, and white. how many socks must be removed from the drawer to guarantee that at least two socks of the same color have been removed?

Answers

6 socks must be removed from the drawer to guarantee that at least two socks of same color have been removed.

Given,

It makes no difference how many socks there are; what matters is how many different colours of socks there are, as there are five different colours.

So, if 6 socks are taken from the drawer, it is almost certain that at least two of them will be the same colour.

Because, after taking 5 socks, you will either have a match or a difference. To ensure a matching pair, add one more sock.

You have a pair if the first five are the same colour. If none of the first five socks match, the sixth sock will match one of the first five.

So with 6 socks, you are guaranteed that at least 2 of them will be the same color.

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how many ways are there to select five players from a 10-member tennis team to make a trip to a match at another school?

Answers

The combination selecting five players from a 10-member tennis team to make a trip to a match at another school = 252

What do you mean by permutations and combinations?

A permutation is an act of arranging objects or numbers in order.

Combinations are the way of selecting objects or numbers from a group of objects or collections, in such a way that the order of the objects does not matter.

given that

selecting five players from a 10-member tennis team to make a trip to a match at another school

we solve this by using combinations

=10[tex]C_{5}[/tex]

= [tex]\frac{10!}{5!(10-5)!}[/tex]

=[tex]\frac{3628800}{120*5!}[/tex]

=252

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Solve the following system of equations. Show your work.

−2x+5y=−2

4x−10y=4

Solution:

Answers

Equations −2x+5y=−2 and 4x−10y=4 have no solution.

Define no solution.

An inconsistent system is a set of equations that cannot be solved. Although a system of linear equations typically has a single solution, it occasionally may have infinite or no solutions (parallel lines) (same line). The solution set refers to all possible answers to an equation or inequality. The no solution symbol,, is used to indicate that there is no solution to an equation or inequality. None Found: There are no solutions when the lines that make up a system are parallel because the two lines have no points in common.

Given,

Equations,

−2x+5y=−2 .. Equation 1

4x−10y=4 .. Equation 2

Multiplying equation 1 by 2

-4x + 10y = -4

4x - 10 y = 4

-----------------

0

Equations −2x+5y=−2 and 4x−10y=4 have no solution.

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A container has 2 cups of milk in it. How many cups of milk are in the container

Answers

Answer:

2 cups

Step-by-step explanation:

there should be two cups of milk in it. If I’m not correct I will redo this.

SOLVING WORD PROBLEMS INVOLVING QUADRATIC INEQUALITIES:
As an architect, your job is to fulfill the requirements of the client. You are demanded by your client to have a plan or sketch in planting a garden and surrounding it with decorative stones. The desired length of the lot is 15 meters longer than its width. The area of the rectangular plot should not be more than 126 m^2.

Solution:

Answers

-15/2+√31.(3/2)i is the width of the garden.

What is Area of Rectangle?

The area of Rectangle is length times of width.

Given,

As an architect, your job is to fulfill the requirements of the client.

You are demanded by your client to have a plan or sketch in planting a garden and surrounding it with decorative stones.

Let width be x

The desired length of the lot is 15 meters longer than its width.

Length =x+15

The area of the rectangular plot should not be more than 126 m²

Area=Length×width

126=x(x+15)

126=x²+15x

x²+15x-126=0

Apply it in Quadratic formula.

x=-b±√b²-4ac/2a

a=1, b=15 and c=-126.

x=-15±√15²-4(1)(-126)/2(1)

x=-15/2+√31.(3/2)i.

Hence, the width of the garden is -15/2+√31.(3/2)i.

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Organisms that live on land are fundamentally the same as organisms that live in aquatic environments.a. Trueb. False open-end leases are leases in which you return the vehicle at the end of the lease and you have no further responsibilities. true false select the two statement that best describe how mrs.mallard point of view changes after josephine and richards suggest that mr.mallard has been killed in a train accident PLEASE HELP 70 BRAINLY POINTS IF YOU ANSWER THIS QUESTION A probability value is listed at the top of each column. Determine the probability for each situation, then drag and drop each situation into the column under its correct probability. What do you think are the conditions needed to cause a molecule to be polar? How about nonpolar? What electron configuration represents an atom in the excited state? A box rests motionless on the ground. One student is pushing the box to the right with a force of 2 Newtons. The other student is pushing to the left with a force of 5 Newtons. In which direction will the box move A. It will move left.B. It will move right.C. The box will lift up off the ground.D. The box will not move A designer reaches the final stage of building value propositions. They review their official value proposition list. Using this list, how can they make sure their product stands out from the competition? in monopolistic competition: a firms are aware of their strategic interdependence. b firms earn zero economic profits in the long run. c each firm produces an identical product to every other firm in the industry. d price leadership is an important factor in how prices are set. The growth hormone axis contains at least one example of a negative feedback loop.a) trueb) false beyoncs 2003 hit crazy in love was co-written and co-recorded with rap artist __________, who later became her husband. which of these exploration techniques helps you visualize the steps your users take toward a key task or conversion and see how well they are succeeding or failing at each step? What happens to Laertes in Act IV? What kind of evidence concerning radioactivity informed swedens nuclear power policy? 13. 30% of what number is 97 14. 50% of what number is 11? 15. 25% of what number is 20? 16. 60% of what number is 217 17. 75% of what number is 127 18. 10% of what number is o? 19. 120% of what number is 48? 150% of what number is 75? 21. The length of a rectangle is lo inches. If the width 50% of its length, what is the width of the rectang 20. A line has a slope of - 1/4 and passes through the point (4,2). Through which of the following points does the line also pass?A. (-8,-4)B. (0,12)C. (8,4)D.(8,1) which of the following modifications did maxwell have to include in the modified version of ampere's law to make it valid for all situations? Which of the following statements correctly explain how the Internet is able to facilitate communication at a large scale? 1) A central monitoring computer is used to track and maintain the connections of the Internet. II) Data is routed between points in multiple ways so that if a connection fails, the data can be rerouted around the inoperative connections. III) Protocols for packets and routing are used so that computers from different manufacturers can communicate in a standard way.: A) II only B) I and II only C) Il and Ill only D) I and Ill only E) I, II, and III (q011) vikranth takes pride in being able to memorize long strings of letters very quickly. his trick is to see each group of letters as the initials of people he knows. that way, instead of remembering 20 letters, he only has to remember a group of seven friends. what is the name for vikranth's technique? Joshua, a member of your dorm council, has been a very disruptive groupmember-- speaking out of turn, dominating discussions, makinginappropriate remarks, and quarreling with other council members. Whatsteps should be taken to deal effectively with Joshua?a. Confront Joshua about his disruptive behavior after the councilmeetingb. Expel Joshua from the councilc. Continue to allow Joshua to dominate conversation so he willrun out of steamd. Challenge Joshua on every point he makes so he will realizethat he can't bully the council