Simplify each expression
-3m + 16 - (-13m)
15y - 20y + 15

Answers

Answer 1

Answer:

10m + 16

-5y + 15

Step-by-step explanation:

-3m + 16 - (-13m) =

= -3m + 16 + 13m

= 10m + 16

15y - 20y + 15 =

= -5y + 15


Related Questions

PLEASE HELP I HAVE 5 MIN TO TURN THIS IN!!!!
There are two gardens, garden A and garden B are shown in the image below.
Determine if statement 3 and 4 are true or false and explain why the statements are true or false

Answers

Answer:

3- False, 4- True

Step-by-step explanation:

Garden A

Rectangle with sides

Width ⇒ 2x - 3 feetLength ⇒ 5(2x - 3) = 10x - 15

Perimeter is

2(w + l) = 2( 2x - 3 + 10x - 15) = 24x - 36Garden B

Triangle with sides

5x + 5, 4x + 2, 8x - 8

Perimeter is

5x + 5 + 4x + 2 + 8x - 8 = 17x - 1Statement 3

The difference in perimeters is the difference is fencing:

24x - 36 - (17x - 1) = 24x - 17x - 36 + 1 = 7x - 35

Since it is different from 7x - 37 the statement is FALSE

Statement 4

Garden A is surrounded by a path of 2.5 ft wide

It will have the perimeter added by 2.5*2*4 = 20 ft as each side is extended by 2*2.5 ft = 5ft

So the perimeter is going to be:

24x - 36 + 20 = 24x - 16

This statement is TRUE

Write an equation in point-slope form for the line with a slope of 1/4 that passes through the point (-1, -8)

Answers

Answer:

y = 1/4 x - 31/4

Step-by-step explanation:

Slope (m) = 1/4

Point A (-1, -8)

y = mx + b

-8 = 1/4 (-1) + b

-8 + 1/4 = b

b = -32/4 + 1/4

b = -31/4

y = mx + b <-- this is a linear equation, continuing line, so there are infinite values for x and y. Therefore we don't have to plug the values of x and y in

y = 1/4 x + - 31/4

y = 1/4 x - 31/4

(54)² evaluate using identities​

Answers

54^2=54x54

=(50+4)(50+4)

=50^2 + 2x50x4 + 4^2

=2500 + 400 + 16

=2916

Please Mark as brainliest

Answer:

2916

Step-by-step explanation:

[tex] {(54)}^{2} \\ \\ = ( {50 + 4)}^{2} \\ \\ = {(50)}^{2} + {(4)}^{2} + 2 \times 50 \times 4 \\ \\ = 2500 + 16 + 400 \\ \\ = 2916[/tex]

Solve the following equation. |x| + 8 = 17 A. x = 9 or x = -9 B. x = 25 or x = -25 C. x = 25 or x = -9 D. x = -25 or x = -9

Answers

Answer:

a

Step-by-step explanation:

|x| means absolute value.

17-8=9. the absolute value of 9 is 9. (thats why all the negative answers are wrong)

a force of 10 newtons act in a direction 75 above horizontal moving an object 15 meters from (0,0) to (15,0). What is the work done by the force?
A. 2.59 joules
B. 3.88 joules
C. 38.82 joules
D. 150.00 joules

Answers

Answer:

C

Step-by-step explanation:

i think

The required work done is 38.82 joules.

Work done to be determine for force of 10 newton on angle of 75° for 15 meters.

What is work done?

Work done is define as the force required to move an object by some displacement.

Here, work done = force x displacement x cosФ
                          =  10 x 15 x cos75°
                          =   150 x 0.25

                           = 38.82 joules

Thus, the required work done is 38.82 joules.

Learn more about work done here:
https://brainly.com/question/13662169

#SPJ2

100 POINTS AND ILL GIVE BRAINLIEST FOR THE FIRST CORRECT ANSWER
Shelly has a beaker that contains 5 and two-thirds fluid ounces of water. She pours out 3 and one-third fluid ounces of water. Which expression can be used to find the number of fluid ounces of water that remain in the beaker?
5 and two-thirds minus 3 and one-third
5 and two-thirds + 3 and one-third
3 and one-third minus 5 and two-thirds
5 and two-thirds minus (negative 3 and one-third)

Answers

Answer:c

Step-by-step explanation:

A rare fish cost $350 per pound of Fish Market Mark of the price 15% how much is the market selling the fish for

Answers

350 x 15 = 5,250

5, 250 divided by 1000 is 5.25

15% = 5.25

if the price was marked up 15% the price would be
$ 360.25 >> 350 + 5.25

if the price was marked down 15% , the price will be $ 344.75

10.9 as a fraction or mixed number

Answers

The answer is 10 9/10 hope this helped
10.9 as a fraction 109/10 !!

pls help!!!!!!!!!!!!

Answers

Answer:

The answer on the right bottom

Step-by-step explanation:

3/4 × 1/2 = 3/8

None of them have 3 shaded but the right bottom

Therefore that'd be your answer

Answer:

bottom right

Step-by-step explanation:

In order to know the answer, you have to find the product of [tex]\frac{3}{4}[/tex] x [tex]\frac{1}{2}[/tex].

Multiply both numerators and denominators in order to get the answer.

[tex]\frac{3}{4}[/tex] x [tex]\frac{1}{2}[/tex] = [tex]\frac{3}{8}[/tex] (this is the lowest term already)

If you check among the choices, it is only the bottom right choice that shows correct shading of the fraction. The diagram divides the right side into 4 equal parts. If you divide the left side into 4 equal parts like this, you'll surely get 8 equal parts of the total diagram. This represents the denominator, 8. The shaded portion represents the numerator, 3.

Distribute the expression. 2(8^2−5+11)

Answers

Answer:140

Step-by-step explanation:

Answer:multiply the 2 to the # in the () then boom done

Step-by-step explanation:

HELP IF YOURE GOOD AT GEOMETRY PLS FIND MISSING ANGLEEEE

Answers

Answer:

[tex]m < 1 = 36[/tex]

[tex]m < 2 = 56[/tex]

[tex]m < 3 = 124[/tex]

[tex]m < 4 = 88[/tex]

[tex]m < 5 = 36[/tex]

Which of the tables represents a function? Table AInput Output 4 3 3 2 3 1 Table BInput Output 1 3 3 5 5 7 Table CInput Output 0 0 1 4 1 5 Table DInput Output 4 1 4 2 4 3 Table A Table B Table C Table D

Answers

Answer:

The answer is Table B. Because only table B. doesn't have repeating x or domain.

Answer:

I think the answer might be b

Step-by-step explanation:

Elle placed a bucket under a leaky roof. The bucket was 3/10 full after 2/5 of an hour. How much water is leaking per hour?

Answers

Answer:

The amount of water leaking per hour is 3/4 of the bucket volume

Step-by-step explanation:

The given parameters are;

The volume of water in the bucket = 3/10 of the bucket volume

The time duration of the leak = 2/5 hour

Therefore;

The leak rate = Volume/Time

The amount of water leaking per hour = (3/10 of the bucket volume)/(2/5 hour)

The leak rate = The amount of water leaking per hour = 3/4 of the bucket volume/hour.

The amount of water leaking per hour is  [tex]\frac{3}{4}[/tex] of the bucket volume.

Given ;

The volume of water in the bucket =  [tex]\frac{3}{10}[/tex] of the bucket volume

The time duration of the leak =  [tex]\frac{2}{5}[/tex] hour

Therefore;

The leak rate = [tex]\frac{volume }{time}[/tex]

The amount of water leaking per hour = ( [tex]\frac{3}{10}[/tex] 0f the bucket volume)/([tex]\frac{2}{5}[/tex] hour)

                                                                =  ( [tex]\frac{3}{10} . \frac{5}{2}[/tex] ) volume per hour

The leak rate = The amount of water leaking per hour = 3/4 of the bucket volume per hour.

For more details about volume and rate change click the link given below.

https://brainly.com/question/15184412

pls help.............​

Answers

Answer:

its c i think

Step-by-step explanation:

flip it around to where the right angles are in the same spot

What is the value of v? Please provide an explanation, thanks!

Answers

Answer:

13

Step-by-step explanation:

(180-(11v+15)+9v-8+6v-9=180

4v+148=180

4v=52

v=52/4

=13°

I need help with this prob

Answers

3x +2=180//////////////////

Is this negative positive or no correlation

Answers

Step-by-step explanation:

No correlation

Im Giving Brainliest............. Someone Plzz Help?

Answers

Answer:

For the first one 25.925%

The second is 23.333%

The third is 27.27%

Let me know if this helps!

A half marathon is 13.1 miles long. Which equation could be used to determine the time, t, it takes to run a half marathon as a function of the average speed, s, of a runner?

Answers

Answer:

time(t)=distance(13.1)/speed (s)

hope this helps

MARK AS BRAINLIEST

MARK AS BRAINLIEST

Answer:

Time=distance/average speed

Step-by-step explanation:

Example:

Average speed: 13.1 miles per hour

Distance: 13.1 miles

Time: x

X= distance/speed

X= 13.1/13.1

X=1

Search for Speed/Time/Distance   (Physics)

Find the are of a square with side length x when x is equal to the given value. Are the area of a square and the length of its side directly proportional? Justify your answer.


x = 3in


The area of the square is ___ square inches. The area is the square and the length of its side (are/are not) directly proportional quantities.

Answers

Answer:

9 in and are not

Step-by-step explanation:

Answer:9 are not

Step-by-step explanation:big brain

There are 515 students who attend central middle school. Three out of every 5 students live within 1 mile of the school. How many students at central middle school live within 1 mile of the school?

Answers

Answer:

103 students live 1 mile away from the school.

Step-by-step explanation:

First dicide what the problem is really asking you then you end up getting divisoin them divide 515/3.

2/3y + 3/4 = 8/9

help

Answers

Answer:

y = 5/24

Step-by-step explanation:

2/3 = 24/36

3/4 = 27/36

8/9 = 32/36

32-27 = 5

5/36 / 2/3 = 15/72 = 5/24

Answer:y=5/13

Step-by-step explanation:

8/9-3/4 is 5/36

divide by 2/3 is

PLEASE HELP ME I AM PAYING 100 POINTS!!

Mal works at a photo gallery. He charges $50 for a large photo and $40 for a large frame. Sales tax is 5%. How much total tax will a customer pay on both?
Answer the questions to show how to write and simplify expressions that represent the problem.

1. One way to calculate the total tax is 0.05(50 + 40). Use the order of operations to evaluate this expression. Show your work.


Write your answer in the space below.






2. Use the distributive property to expand 0.05(50 + 40).


Write your answer in the space below.




3. Find the total tax using the expanded expression. Did you get the same answer as you did by evaluating the original expression?


Write your answer in the space below.




4. Which expression, the original expression or the expanded expression, involves finding the total cost first, then calculating the tax on that total?


Write your answer in the space below.

Answers

Answer:

1. 0.05x90

2. 4.5

Step-by-step explanation:

1. 0.05(50+40)

50+40=90

0.05x90

2. 0.05(50)+0.05(40)

0.05x50= 2.5

0.05x40= 2

2.5+2= 4.5

That all i could do sorry but I hope this helps

Answer:

1. 0.05x90

Step-by-step explanation:

How do you divide mixed fractions​

Answers

Answer:

See my explanation below.

Step-by-step explanation:

Let's start with two random mixed numbers.

[tex]4\frac{3}{5}[/tex] ÷ [tex]5\frac{1}{4}[/tex]

The first step is starting with [tex]4\frac{3}{5}[/tex]. Think about going from the denominator to the number on the left. After you remember that rule multiply 4 by 5. You should get 20. After that, you add by the numerator. 20 + 3=23

This is how it would be written.

[tex]\frac{23}{5}[/tex]

Do the same for the next mixed number. 5 x 4 = 20 and add by the numerator 21.

[tex]\frac{21}{4}[/tex]

After this is done. You will multiply by those fractions. [tex]\frac{23}{5}[/tex] x [tex]\frac{21}{4}[/tex] = [tex]\frac{483}{20}[/tex] we would write it as [tex]24\frac{3}{20}[/tex] as a mixed fraction.

I hope this helps!

please answer this friends​

Answers

Answer: 6/9

Step-by-step explanation:

1) 2/3 + 3/4=5/7

2) 1/2+5/7=6/9

3) Did this help

A 15 W electric shaver is used for 3 minutes. How much energy does it use?

Answers

Idk lots of physics but I think it’s 45W

Find the midpoint of the segment with the following endpoints.
(5,5) and (1,1)

Answers

Answer:

(3,3)

Step-by-step explanation:

x=(5+1)/2=3

y=(5+1)/2=3

Can you show me the answers step by step please?

Answers

Answer:

3490

Step-by-step explanation:

What is 36 x 36
A. 1296
B. 1256
C. 1298
D. 1301​

Answers

Answer:

A.1296

Step-by-step explanation:

Answer:

A. 1296

Step-by-step explanation:

36 x 36 = 1296

I put it into a calculator..

Which equation is equivalent to y – 6 = –12(x + 4)?
A. y = –6x – 48
B. y = 6x – 48
C. y = –12x – 42
D. y = –12x – 54

Answers

Answer:

Y-6 = -12 (x+4) Y = -12x - 48 + 6 Y = -12x - 42 answer is c

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[tex]y - 6 = - 12(x + 4)[/tex]

[tex]y - 6 = - 12x - 48[/tex]

Add sides 6

[tex]y - 6 + 6 = - 12x - 48 + 6[/tex]

[tex]y = - 12x - 42[/tex]

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The correct answer is (( C )) .

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