simplify the expression -2d + -2d - 9 + -9

Answers

Answer 1

Answer:

-4d-18

Step-by-step explanation:

Combine like terms:

-2d and -2d can combine since they have the same variable of d creating the term of -4d and -9 and -9 can combine to create -18. Put those together and you get the answer above.

Answer 2

Answer:

-4d-18

Step-by-step explanation:


Related Questions

the sum of the ages of tracy and her mother is 60 if tracys present age is y years write a linear expression for her mothers age after 5 years​

Answers

Answer:

Step-by-step explanation:

m = 60-y

m+5 = 65-y

7. Richard deposited $5400 and got back an amount of $6000 after 2 years.
Find Richard's interest rate.

Answers

Answer:

600

Step-by-step explanation:

Don operates a small craft store in which he sells other peoples crafts. He takes a 45% commission from the sales of all crafts. If he earns $958.00 Commission last week, how much did he sell?

Answers

Answer:

2,128

Step-by-step explanation:

958=45/100 x

958= 0.45* x

x=958/0.45

x=2,128 approximately

Hope that helps!

Help plsssss!!!!!!!!!!!!!

Answers

Answer:

Percent, Part, whole, I am not sure the rest hope this helped though

Step-by-step explanation:

Answer:

15% is the percent, 9$ is the part and the original price is the whole

the original price is 60$ and the coustomer buys it for 51$

Twenty-five less than the product of three and ten and five tenths.

Answers

Answer:

On the left side is "13", that is the whole number part. There are two digits on the right side, the 7 is in the "tenths" position, and the 6 is the "hundredths" position. So, 13.76 is "13 and 7 tenths and 6 hundredths".

Step-by-step explanation:

Answer:

3 x 10 x .5 - 25

Step-by-step explanation:

Is your expression

need help pleaseee !!!

Answers

(-1,2.5), (0,5), (1,10), (2,20)

Find the missing length of the solid figure.
3 m
?
3 m
meters
8 m

Answers

Answer:

2 m

Step-by-step explanation:

8-3-3=2

A rectangular city park is 6/8 mile long the park has an area of 1/4 Mile2. What is the width of the park?​
I need an answer! Please!

Answers


1/3 miles

Explanation: Area=Length*Width. To find the width divide the area by length. Sub in the fractions for (1/4)/(6/8). You’ll get 1/3 mile.

Answer:

The answer is 1/3

Step-by-step explanation:

divide 6/8 and 1/4 and you will get 1/3

if -3x-8=16 what is the value of -2(x-7)

Answers

Answer:

-3x-8=16

-3x = 16+8

-3x = 24

x = 24/-3

x = -8

= -2(x-7)

= -2(-8-7)

= 30

Hope this helps you. Do mark me as brainliest.

3y=54 what is y in the equation

Answers

Answer:

y=18

Step-by-step explanation:

54 divided by 3 = 18

Hope this helps :)

(Brainliest?)

Answer:

18

Step-by-step explanation:

Divide each side by 3

54/3 = 18

Need help for 2 and 3 fast

Answers

Answer:

[tex]2^{-4}[/tex] = 1/16

[tex]6^{-5}[/tex] × [tex]6^{5}[/tex] = 1

Step-by-step explanation:

[tex]2^{-4}[/tex] = 0.0625

0.0625 = 1/16

[tex]6^{-5}[/tex] × [tex]6^{5}[/tex] = 1

The eiffel tower stands 1,986 ft tall. the chrysler building in New your city is 319 meters. Which is taller? Solve by using dimensional analysis

Answers

Answer:

The Eiffel tower is taller because 319 meters into feet is 1046

so the true equation would be 1,986 > 1,046

Step-by-step explanation:

Elena finds that the area of a house on a scale drawing is 25 square inches the actual area of the house is 2025 ft what is the scale of the drawing​

Answers

Answer:

81 is the scale of drawing.

Step-by-step explanation:

Area of the house in drawing = A =

Let the factor by which scaling is present in the drawing be s.

Area of the house in reality = A' =

how do i solve this 14 − x = 5

Answers

Answer:

9

Step-by-step explanation:

because 14-5=9

You have to move X to make it by itself so it’ll read out 14 = x + 5 and then subtract 14 - 5 to get x. So, 14 - 5 = X which means X= 9

Simplify the expression by combining like terms:
-5y+2y

Answers

Answer:

Step-by-step explanation:

You can think of it like adding two regular numbers, but you have to keep the y so:

-5y + 2y = -3y

Calculate if C=24
PLEASE HELP!!! ​

Answers

Answer:

-51

Step-by-step explanation:

24 / 8 - 6 - 48 =

3 - 6 - 48 =

-3 - 48 = -51

Hope that helps!

Solve the equation below. 2.3=p+0.6p=

Answers

Answer:

p=1.4375

Step-by-step explanation:

Based only on the information given in the diagram, which congruence
theorems or postulates could be given as reasons why ABC=LMN?

A. ASA
B. LL
C. SAS
D. LA
E. HL
F. AAS

Answers

Answer:

C is the answer according to me

Multiple choice solution of the inequality

Answers

Your answer I’ll be choice C

how many 8ths are in a pound

Answers

Answer:There are 129 eighths in one pound of

Step-by-step explanation:


Can someone please help me Ik it’s blurry but you have to zoom in it’s due tomorrow

Answers

Answer AND Step-by-step explanation:

1. x = 53°    Supplementary Angles Theorem

2. x = 37°    Complementary Angles Theorem

3. x = 45°    Right angle = 90°, and 90 divided in half is 45, so 45 + 45 = 90

4. x = 180°    Straight lines are 180 degrees.

5. x = 130°    Vertical Angles Theorem

6. x = 90°    Right Angle, and Vertical Angles Theorem

7. x = 15°    Complementary Angles Theorem

8. x = 60°    Supplementary Angles Theorem

9. x = 20°    Complementary Angles Theorem

10. x = 140°    Supplementary Angles Theorem

11. x = 47°    Supplementary Angles Theorem

12. x = 18°    Supplementary Angles Theorem

Supplementary Angles Theorem - two angles that are next to each other and add up to 180 degrees.

Complementary Angles Theorem - two angles that are next to each other and add up to 90 degrees.

Vertical Angles Theorem - Angles that are directly across from each other made by an intersection will have the same angle value.

#teamtrees #PAW (Plant And Water)

Graph x > -2. PLEASE HELP!!!!!

Answers

Answer:

x > -2

Step-by-step explanation:

B/c the sign is  > it will be an open circle

B/c the sign is  > it will be an infinity line

Also, use math-way, it'll help u with everything

an electronics store is having a 20%-off on all cell phones. the original price of a cell phone is x dollars. which expression represents the sale price of a cell phone?

a. x - 0.2
b. x - 0.8
c. 0.2*x
d. 0.8*x​

Answers

Answer: x*.2

Step-by-step explanation:

When you are trying to find the sale price you want to multiply the origanal price of the cellphone to the percentage you are getting off. Hope this helped!

Whats the answer to these? (These are called Proper fractions.)

Jeremiah ran for 3/10 of a mile and then walked another 2/5 of a mile. How far did he travel in all?

Daniel read 4/5 books and Edgar read 1/2 books. How many more books did Daniel read than Edgar?

Jared drove 2/8 miles to the restaurant. He drove another 1/4 miles to the mall. How many miles did he drive in all?

Answers

Answer:

1: 7/10

2: 3/10

3: 4/8 (2/4 or 1/2 if you need to simplify it)

Step-by-step explanation:

1: Convert 2/5 to tenths by multiplying the denominator and numerator by two. 3/10 plus 4/10 is 7/10

2: Convert 4/5 and 1/2 to tenths.

4/5 is going to be 8/10, 1/2 is going to be 5/10.

Subtract 5/10 from 8/10 to get 3/10

3: Convert 1/4 to eighths to get 2/8. Then add 2/8 and 2/8 to get 4/8.

Jeremiah: convert the 5ths to 10ths
3/10 + 4/10 = 7/10

Daniel: convert both fractions to 10ths
8/10 - 5/10 = 3/10

Jared: reduce 8ths to 4ths
1/4 + 1/4 = 2/4 = 1/2

What's the slope of the line through (1,3) and (-2,-3)

Answers

Answer:

m = 2

The slope of the line through (1, 3) and (-2, -3) is 2!

The formula to find the slope is attached below.

Hope I was of help. Have a good new year!

Kristin draws a different circle. The radius of Kristin's circle is 1/2 the radius of Ben's circle. Which statement is true about Kristin's
circle?
O A The area of Kristin's circle is 2 times the area of Ben's circle.
OB. The area of Kristin's circle is 4 times the area of Ben's circle.
C. The area of Kristin's circle is 1/4 the area of Ben's circle.
D. The area of Kristin's circle is 1/2 the area of Ben's circle
Help please hurry !!

Answers

Answer:

[tex]\large\boxed{\textsf{Option D.}}[/tex]

Step-by-step explanation:

[tex]\textsf{For this problem, we are asked to compare the areas between Kristin's and Ben's circle.}[/tex]

[tex]\textsf{To start, we should know that the Radius plays an important role for the area.}[/tex]

[tex]\Large\underline{\textsf{What is the Radius?}}[/tex]

[tex]\textsf{The \underline{Radius} is a \underline{line segment} that starts at the \underline{center} of the circle, and ends at}[/tex]

[tex]\textsf{a point on the \underline{circumference} of the circle. (\underline{Arc})}[/tex]

[tex]\large\underline{\textsf{Area of a Circle:}}[/tex]

[tex]\mathtt{Area = \pi (radius)^{2}}[/tex]

[tex]\textsf{The Radius \underline{determines} what the area of the circle is.}[/tex]

[tex]\textsf{Because Kristin's radius is 1/2 of Ben's radius, \underline{the area will be 1/2 of Bens}.}[/tex]

[tex]\large\boxed{\textsf{Option D.}}[/tex]

please help me please help me please help​

Answers

A is august and B is October

Answer:

a) September; b)October

Step-by-step explanation:

Just do the calculations, for example: 71+(-293). You will see September has a drop less 210 dollars and October has the biggest change of sales.

graph y = 1/2x+3
identify the x intercept
step by step explanation

Answers

Step-by-step explanation:

x-intercept: where y = 0

Set y to zero to find x.

0 = ½x + 3

-3 = ½x

x = -6

(-6, 0)

£399 is shared between Ann, Bill, Chloe and Dave

Answers

Answer:

99.75

Step-by-step explanation:

Samantha is making a trapezoidal picture frame. She measured the frame. One of the bases is 6.5 cm and the height is 8 cm. What must the length of the other base be in order for the area of the frame to be between 45 2 and 60 2 ? Circle all that apply

Answers

Answer:

between 45 and 60?

Step-by-step explanation:    

5.5 and  8,

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