HELP I NEED HELP ASAP

HELP I NEED HELP ASAP

Answers

Answer 1

Answer:

B

Step-by-step explanation:

f(x) = 3x - 7

g(x) = 8x + 2

f(x) * g(x) = (3x - 7)(8x + 2)     {Use FOIL method}

              = 3x*8x + 3x *2  +(-7)*8x + (-7)*2

             = 24x² + 6x  - 56x - 14      {Combine like terms}

             =24x² - 50x - 14  


Related Questions

What is 6x + 8y = 60 and 3x - 4y = -18

Answers

Brainly is forcing me to answer this, don’t report me sorry

R114 for 13 tickets. How much per ticket​

Answers

Answer:

R 8.8

Step-by-step explanation:

Here, we want to get the price per ticket

from the question, we have that 114 buys 13 tickets

thus, the cost of a ticket is R 114/13

= 8.80

Please give me the correct answer.Only answer if you're good at math.​

Answers

answer:

the 1st hour is 14 euros and each hour after that is 2 euros

step-by-step explanation:

so usually when renting something there is an upfront fee you have to pay first. in this case, that fee is 14 euros. now, sometimes you also have to pay a relatively small amount of money for each hour you're using it, in your case that is the 2 euros.

good luck :)

hopefully, this helps

have a great day !!

Answer:

The first hour is 14 euros and each hour after that is 2 euros.

Step-by-step explanation:

I hope I get brainliest. I answered without looking at the other person's answer. I just want to help.

The ratio of marbles to stones in a large pot is 6 to 7. If there are 42 marbles, then how many stones are there?

Answers

Answer:

49 stones

Step-by-step explanation:

Write the following proportion based on the given ratio of marbles (m) to stones (s), and naming the unknown number of stones to find, with the letter "X":

6 m / 7 s = 42 m / X s

cross multiply to get the unknown in the numerator:

6 * X = 42 * 7

divide both sides by 6 to isolate X entirely on the left of the equal sign

X = ( 42 * 7 ) / 6

X = 49

Therefore, there are 49 stones

E pls help me answer these two questions

Answers

Answer:

C

Step-by-step explanation:

I think the answer is C I’m assuming

The first problem is B (-5.81 repeating .81)

A tank has 120 gallons of water and is being drained at a rate of 12 gallon each second. Another tank has 100 gallons of water and is being drained at a rate of 14 gallon each second. Which equation could be used to determine x, the number of seconds, when the two tanks have the same amount of water? Multiple choice question.

Answers

Answer: 40 seconds

The tanks will therefore have the same amount of water after the 40 seconds

The equation could be used to determine x, the number of seconds, when the two tanks have the same amount of water is 120-1/2x = 100-1/4x

What is meant by equation?

There are many different ways to define an equation. Algebraically speaking, an equation is a statement that shows the equality of two mathematical expressions.

Various kinds of equations: Algebraic math equations include the following.

Equation with Lines;

More than one variable may be present in a linear equation. An equation is said to be linear if the maximum power of the variable is consistently 1. Another name for it is a one-degree equation.

Equation in Quadrature

This equation is of second order. At least one of the variables in a quadratic equation needs to be raised to exponent 2.

Cubic Formula

A third-order equation is this one. At least one of the variables in cubic equations needs to be increased to exponent 2

Given ,

tank 1 = 120 - 1/2x

tank 2 =100 - 1/4x

Therefore 120-1/2x = 100-1/4x

So we can conclude that  the equation could be used to determine x, the number of seconds, when the two tanks have the same amount of water is 120-1/2x = 100-1/4x

The complete question is: A tank has 120 gallons of water and is being drained at a rate of 12 gallon each second. Another tank has 100 gallons of water and is being drained at a rate of 14 gallon each second. Which equation could be used to determine x, the number of seconds, when the two tanks have the same amount of water? Multiple choice question.

120x + 1/2 = 100x + 1/4

120 + 1/2x = 100 + 1/4x

120x - 1/2 = 100x - 1/4

120 - 1/2x = 100 - 1/4x

To learn more about equation refer to:

https://brainly.com/question/22688504

#SPJ2

EASY 7TH GRADE MATH! FIRST PERSON MARKED BRAINLIEST, NEED HELP NOW!!!

Answers

Answer:

slope of 2 and y-intercept of 1

(3rd answer choice)

Step-by-step explanation:

Answer:

It's the last one doesn't matter which way you go they are both going to the negative way because they are going down and to the left so they are both negative. I hope this helps good luck.

2. What is the area of the half circle ?
20 points
9 in
A) 31.7925 square feet
B) 63,585 square feet
C) 127.17 square feet
D) 254 34 square feet

Answers

The answer is 127.17

the flag of jamacia consists of two green isosceles triangles and two black isosceles triangles. determine the value of each varibles.

Answers

Answer:

very good im famous bioligist

Step-by-step explanation:

very good im famous bioligist

A car travles at a speed of 44mph for 15 minutes. Calculate how far it travles.

Answers

Answer:

11 miles

Step-by-step explanation:

Answer:

11 m

Step-by-step explanation:

Speed = 44 mph

Time = 15 minutes = 15/60 = 1/4 hour

Distance = Speed * time

              = 44 * [tex]\frac{1}{4}[/tex]

             = 11 m

Y=6x-3 function rule

Answers

Answer:

f(x) = 6x - 3

Step-by-step explanation:

what's the value of y ?

[tex]y = ( { - 2 })^{2} [/tex]

Answers

y=-4
because -2 squared would be -4

-2x+2y=6 and 7x+4y=23

Answers

Let's solve this problem step-by-step:

Let's set:

  [tex]-2x + 2y = 6 -- equation 1\\7x+4y=23 -- equation 2[/tex]

(equation1) * 2

  [tex]-4x+4y=12--equation3[/tex]

(equation 2) - (equation 3)

  [tex]11x = 35\\x= \frac{11}{11}--equation4\\x=1[/tex]

Plug (equation4)'s value of 'x' into (equation1)

  [tex]-2(1} )+2y=6\\-2+2y =6 \\2y = 6+2 =8 \\y =4[/tex]

Thus x= 1 and y = 4

Let's check:

 [tex]-2(1 )+2(4)=6\\2 +4 =6\\6=6\\ \\7(1)+4(4) )=23\\7+16=23\\ 23 =23\\[/tex]

Answer: x = 1 and y= 4

Hope that helps!

the sum of twice c and 10​

Answers

Answer:

2c+10

Step-by-step explanation:

(Someone Help Me Please) (Or Anyone)

Circle the expressions that are equivalent:
A. 3 (145)
B. 300 + 120 + 15
C. 3 (1 + 4 + 5)
D. 3 (100 + 40 + 5)

Answers

145 because I added them and I did the correct answer

On Monday you read 3 pages.
Tuesday, 3 times that number on Monday,
Wednesday is 3 times the number on Tuesday.
How many pages do you read on Wednesday? (Hint: 38)
pages

Answers

Answer:

27 pages

Step-by-step explanation:

Since you read 3 pages on Monday and you read 3 times that number on Tuesday, the equation should be 3*3 to equal 9. Then, since you read 9 pages on Tuesday and 3 times that number on Wednesday, the equation should be 9*3 to equal 27 pages. So, on Wednesday, you read 27 pages in total.

Answer:

27 pages

Step-by-step explanation:

Monday=3 pages

Tuesday=3 pages × 3

=9 pages

Wednesday=9 pages × 3

=27 pages

hope it helps!!!


.)Express 0.000840 in scientific notation

Answers

Step-by-step explanation:

I hope it helps.

.........

Help? and please make sure it’s right :)

Answers

Answer:

x=7

Step-by-step explanation:

180-105= 75°

11x-2=75°

11x=77

x=7

What is the equation of the line that passes through the points ( 5,-2) and (-5,0)

Answers

Answer:

y=-1/5x-1

Step-by-step explanation:

Seven tubs of yogurt cost $28. How much does one tub of yogurt cost?

Answers

Answer:

4

Step-by-step explanation:

3 dollars each I believe

What is 2,117 rounded to the nearest hundred?

Answers

Answer:

2,100

Step-by-step explanation:

What is the absolute value of 17.5?

Answers

Answer:

18

Step-by-step explanation:

Rounding it off to nearest 10th place . Since the decimal value is 5 it will round off to +1 , That becomes , 17 + 1 = 18

The absolute value of 17.5 is 17.5

Please help i will give points and brain
Which figure has no line of symmetry?
A. Figure A
B. Figure B
C. Figure C
D. Figure D

Answers

Answer:

A

Step-by-step explanation:

A cannot be split in half evenly :)

Answer:

a

Step-by-step explanation:

it's always looking and you can make two different shapes

Which expression is equivalent to 6(7x - 4)?

a)13x - 10

b)13x - 24

c)42x - 10

d)42x - 24

Answers

Answer:

d. 42x - 24

Step-by-step explanation:

Given

6(7x - 4)

= 42x - 24

Which system is represented by the graph shown here

Answers

A; first equation is the red one and second is the blue one

plz help in begging due soon

Answers

Answer:

Exponential growth; 40%

Step-by-step explanation:

Just to explain,

the equation A(t)=P(1+r)^t is the standard equation for exponential growth

what youre looking at is the 'r' portion which is the .4 in that equation

to get your percent from the decimal, move the decimal to the right 2 places to go from .40 to 40%


Three integers x, y and z satisfy 34x+5ly=6z. If y and z are primes, find the
value of x, of y and of z

Answers

x= -3/2y+3/17z
y=-2/3x+2/17z
z=-17/3x+17/2y

PLEASE HELP ME ASAP!!!!!


Can you use this pattern to find 111111111*11111111 without a calculator? Please Explain

Answers

Answer:

Probably not

Step-by-step explanation:

That's a lot of numbers

1 point What is the expression for the following statement: A number, h, is tripled, and then decreased by 8?* h + 3-8 O 3h - 8 O 8-3h O 8-3-​

Answers

H+3-0Ho this will be the answer

If angle 2 = 117°, find angle 8

Answers

Answer:

180- 117 = 63

Step-by-step explanation:

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