Which of the following word problems can be solved using the equation 4(x + 8) = 40?
O
A square has a side length of Xinches. Each side of the square will be increased by 8 inches to create a larger square. If the larger square has a perimeter of
40 inches, what is the side length, in inches, of the original square?
Four friends share a box of cookies. After each friend receives x cookies, there are still 8 cookies left in the box. If there were initially 40 cookies in the box, how
many cookies did each friend receive?
A student has four bags of marbles. Each bag originally has x marbles. After taking out 8 marbles from each bag, there is a total of 40 marbles in the bags.
How many marbles were originally in each bag?
Oscar has 8 stacks of trading cards. Each stack originally has x trading cards. He adds 4 cards to each stack giving him a total of 40 trading cards. How many
trading cards did Oscar originally have?

Answers

Answer 1

Answer:

4(x+8)=40

4x+ 32= 40

4x=40-32

4x=8

x=8/4

x=2/1


Related Questions

an expression in simplest form pls

Answers

Answer:

(2a)3

Step-by-step explanation:

Hopes This Helps!!

Write an equation in standard form that has a slope of - and a y-intercept of -2.
Y +
Review progress
Question 2
of 12

Answers

Answer:

y= 3x-2

Step-by-step explanation:

standard form

y= mx + c

 c represents y intercept

m represents slope or gradient

y= 3x-2

The slope is 3 and the y intercept in -2

9. Given: TE = GH, EF = HF,
Proof
Fis the midpoint of GI
Prove: AEFI > AHFG
G
10. G
Proof
PE
E
ZE
H

Answers

Souljem

Step-by-step explanation:

souljem yes yes yes

Mr Harris had a piece of rope that measured 10 feet. He cut it into 15 equal pieces. How long was each piece?​

Answers

Answer:

I think that it is 8 inches

Step-by-step explanation:

I multiplied 10 times 12 because there is 12 inches in a foot. Then I divided 120 by 8.

I hope this is right

What is 4 + 200039393939

Answers

Answer:

200039393943

Step-by-step explanation:

Use a calculator (;

Match each percent with the corresponding decimal

0.5%
5%
50%

Answers

Answer:

well your first two are going to be 0.05 and the late one is 0.5

Step-by-step explanation:

hope this helps tell if wrong

1. 0.5% = .005

2. 5% = .05

3. 50% = .50

Just move the decimal to the left two times

Find the total surface area of this prism.

Answers

Answer:

63

Step-by-step explanation:

[tex]15m^{2}[/tex]

Hope this helps!! plz mark brainliest??

The police use a speed gun to monitor one part of a highway. During one hour, 4 out of 25 cars were traveling above the speed limit. What percent of cars were traveling above the speed limit.

Answers

Answer: 16%

Step-by-step explanation: Because if you look at that denominator then you can see that its 25 so if you multiplied that by 4 then you'll get 100 which is 100% so whatever you do to the denominator you have to do to the numerator so 4x4 is 16 so thats 16% and there you go.

help i need help on this​

Answers

Answer:

27

Step-by-step explanation:

im almost possitive that that is right

Answer:

C. 27 [tex]cm^{2}[/tex]

Step-by-step explanation:

For this problem find the area for the three individual segment then add them together.

Step 1: Find area of the rectangle

formula for area of a rectangle: bxh

b-base

h-height

3x6=18

Step #2: Find area of the triangle

Formula for area of a triangle:[tex]\frac{1}{2} bxh[/tex]

b-base

h-height

[tex]\frac{1}{2} (3x3)[/tex]=1/2(9)=4.5

Step #3: Find the area of the triangles total

Because the two triangles have the same area you can just multiply the area of one of the triangles by 2

4.5x2=9

Step #4: Add all the areas together

rectangle+2 triangles

18+9=27

At the sewing store, Mia bought a bag of mixed buttons. She got 490 large buttons and 210 small buttons. What percentage of the buttons were large?

Answers

S is what I think the answer is

Solve each single-step equation. Show your work. -15+n=-9

Answers

Answer:

6

Step-by-step explanation:

-15+6 means it goes minus basically its 15-6(-15+6)=-9

Answer:

n=24

Step-by-step explanation:

First add 15 to the right side equaling 24. Therefore n=24

The Jackson family is driving from Boston to New York for a summer vacation trip. So far, they have driven 84 miles which is 40% of the total miles of their trip. How many total miles is the Jackson’s trip from Boston to New York?

Answers

The answer you are looking for is 210 miles.

To find this answer you must first make 40% into a decimal. To do so, simply divide 40 by 100. This will give you 0.4.

Next, you divide 84 by 0.4. You divide because the percentage of a number is found by multiplying said number by the decimal form of the percent. Since we arent looking for the percentage of a number, but rather the number from which the percentage came, we do the opposite operation.

84 ÷ 0.4 = 210. Thus meaning 210 miles is your answer.

I hope this helps!

The total number of miles that Jackson’s trip from Boston to New York will be 210 miles.

What is the percentage?

The quantity of anything is stated as though it were a fraction of a hundred. A quarter of 100 can be used to express the ratio. Per 100 is what the term percent signifies. The symbol ‘%’ is used to symbolize it.

The Jackson family is driving from Boston to New York for a summer vacation trip. So far, they have driven 84 miles which are 40% of the total miles of their trip.

Let x be the total number of miles. Then the equation is given as,

0.40x = 84

Simplify the equation, then we have

x = 84 / 0.40

x = 210 miles

The total number of miles that Jackson’s trip from Boston to New York will be 210 miles.

More about the percentage link is given below.

https://brainly.com/question/8011401

#SPJ2

Isabella earned $129.60 at her job when she worked for 6 hours. How much money
did she earn each hour?

Answers

Answer:

21.6

Step-by-step explanation:

you divide 129.60 by 6 and you get 21.6.

Plot the image of triangle mAABC under a reflection across the y-axis.

Answers

Answer:

3

Step-by-step explanation:

3

Answer:

move the bottom of the green triangle back to -4

can u help my lil sis out plzzzzzzzz?

Answers

Answer:

x=5

Step-by-step explanation:

the equation in 4 + 6.5x  <36.5, subtract 4 from 4 and from 36.5, this will get you 6.5x < 32.5, next divide 6.5x by 6.5 and do the same with 36.5 this will get you 5.61538461538, but you can simplify this to 5

Brainliest would be appreciated

Answer:

Give the other person brain thingy :)

Step-by-step explanation:

In ΔGHI, g = 2.2 cm, h = 9.4 cm and i=8.5 cm. Find the measure of ∠I to the nearest 10th of a degree.

Answers

Answer:

59.6

Step-by-step explanation: DeltaMath

Answer: 59.6

Step-by-step explanation:

Amanda is researching her ancestry. She records names and birth dates for her parents, their parents and so on, in an online research tool. If she can locate all of the information, how many names will Amanda record in the generation that is 5 generations before her?

Answers

Answer:

Step-by-step explanation:

Amanda will record 32 names for the five previous generations.

What is a mathematical function, equation and expression?                function : In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y. The set X is called the domain of the function and the set Y is called the codomain of the function.expression : A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.equation : A mathematical equation is used to equate two expressions.

Given is that Amanda is researching her ancestry. She records names and birth dates for her parents, their parents and so on, in an online research tool.

We can write the series as -

               Amanda

     {M}                        {F}

{M}       {F}             {M}       {F}

.

.

so on

We can write the sequence as -

2, 4, 8, ....

It is a geometric sequence. For n = 5, we can write -

a(5) = arⁿ⁻¹

a(5) = 2 x (2)⁴

a(5) = 2⁵

a(5) = 2 x 2 x 2 x 2 x 2

a(5) = 32

                                           

Therefore, she will record 32 names for the five previous generations.

To solve more questions on functions, expressions and polynomials, visit the link below -

brainly.com/question/17421223

#SPJ2

Evaluate 4(-9) i need help lol

Answers

Answer:

-36

Step-by-step explanation:

How are you in college lol

Answer:

Multiply  

4  by  − 9 .

− 36

Step-by-step explanation:

Find Sin(r)

Answers to pick from

1.7/25
2.25/24
3.7/24
4.24/25

Answers

it would be 7/25. sin= opposite/hypotenuse

Multiplying by which number is equivalent to a decrease of 8.2%?

Answers

1 - 0.082 = 0.918
Multiply by 0.918

The total of h and b is split into 5 equal groups?

Answers

Answer: (h + b) ÷ 5

Step-by-step explanation:

First add h + b (h +b)

Then divide by 5. (h + b) ÷ 5

Tthere are 5 people already in the pool.jonas and his 2 friends get in.how many people are in the pool ​

Answers

8 people because there are 5 people plus Jonas(1) plus his 2 friends so 5+1+2=8

(25m + 22) + (9m) = ?​

Answers

Answer:

Step-by-step explanation:

Simplifying

25m + 22 = 9m

Reorder the terms:

22 + 25m = 9m

Solving

22 + 25m = 9m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-9m' to each side of the equation.

22 + 25m + -9m = 9m + -9m

Combine like terms: 25m + -9m = 16m

22 + 16m = 9m + -9m

Combine like terms: 9m + -9m = 0

22 + 16m = 0

Add '-22' to each side of the equation.

22 + -22 + 16m = 0 + -22

Combine like terms: 22 + -22 = 0

0 + 16m = 0 + -22

16m = 0 + -22

Combine like terms: 0 + -22 = -22

16m = -22

Divide each side by '16'.

m = -1.375

Simplifying

m = -1.375


10 points
2) n - (1 -m): use m = 1, and n= 5

Answers

Answer:

0

Step-by-step explanation:

Answer:

6

Step-by-step explanation:

The answer is 6 b/c 1 . -1 =  -1 and then you do 5- -1 and that is 6 soooooooooo

yeah :3

Can someone help me with this?

Answers

D

Hope this helps!!!!!

Answer:

B

Step-by-step explanation:

Jason bought some stickers on Saturday. He used 5 of them that same day. When he went back on Sunday, he bought 4 more stickers. Write an expression that represents the number of stickers Jason has.

Answers

Answer:

[tex]Stickers = s - ![/tex]

Step-by-step explanation:

Analysing the question, line by line.

Let the number of stickers be s/

So:

[tex]Stickers = s[/tex]

He used 5 of them

[tex]Stickers = s - 5[/tex]

He bought 4 more

[tex]Stickers = s - 5 + 4[/tex]

[tex]Stickers = s - ![/tex]

(-38) (378)(-836)=
Positive Answer
Negative Answer

Answers

9514 1404 393

Answer:

  +12,008,304

Step-by-step explanation:

Your calculator can tell you the product is positive. (Any product involving an even number of minus signs will be positive.)

  (-38)(378)(-836) = (38)(378)(836) = 12,008,304 . . . a positive answer

HW HELP ASAP GRAPHS PLZ

Answers

Answer:

Step-by-step explanation:

Slope intercept form of a line is

y=mx+b, where m=slope and b=y intercept

m=(y2-y1)/(x2-x1) I chose points (0,3) and (4,4) from graph so

m=(4-3)/(4-0)=1/4 so now the line is

y=x/4+b, using point (4,4) we can solve for b

4=4/4+b

4=1+b

b=3 so the line is

y=x/4+3 or more neatly

y=(x+12)/4

I NEED HELP HURRRRRRY

Answers

Answer:

D

Step-by-step explanation:

P=6 and Q=2

-3(6/2)=-9

3(-6/2)=-9

3*6/-2=-9

-6/-3*2=1

Based on her recipe, Elena knows that 5 servings of granola have 1,750 calories. If she eats 2 servings of granola, how many calories does she eat? *

Answers

Answer:

5 / 1750 = 2 / x

5x = 3,500

x = 700

 

Step-by-step explanation:

Every two servings she eats, she eats 700 calories

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