1. WOW!!! We’re Making GREAT Progress!!
Unit 3 Review
WOW!!! We’re Making GREAT Progress!!

2. Question 1
Evaluate the expression 42 –

3. Question 2
The Smiths have 3 children that need babysitting. They pay $15 plus $5 an hour. Write an expression for the amount they will pay for h hours of babysitting.

4. Question 3 A) 3(4y3 +2 x) B) 18y3x3 C) 4(3y3 + x) D) 6(2y3 + 2x)
Which expression is equivalent to 12y3 + 6x2
A) 3(4y3 +2 x)
B) 18y3x3
C) 4(3y3 + x)
D) 6(2y3 + 2x)

5. Question 4
You’re having a birthday party at SK8 city!! It costs $60 to rent the skating rink plus $10 per person attending. How much will it cost if 15 people come to your party??

6. Question 5 Which expression is equivalent to 8x + 10 A) x8 + 10
B) 8 + x + 10
C) x + x + x + x + x + x + x + x - 10
D) 2x + 6x

7. Question 6
Are the two expressions equivalent? Show how you know. y2 + 2z + y y2 + 2z + 5

8. Question 7
The formula for finding the Volume of a cube is where s is the length of one side of the cube. What is the volume of a cube with side length of 4 cm?

9. Question 8
If a cell phone company charges $55.95 for service plus $0.05 for each text message per month, which expression represents the cost of m (monthly charges) if t text messages are sent. A) 55.95m t B) 55.95m t C) 55.95m + 5t D) 55.95m t

10. Question 9 Which situation could represent the expression 25 + 5b?
Dr. Brantley paid Mary $25 plus $5 per hour to grade papers.
It costs $30 buy a blue pen.
Dr. Brantley ran 25 miles, then 5 more.
Dr. Brantley gave Mary $30 per hour to grade paper.

11. Question 10
Evaluate the expression (5+5)2 + 5

12. Question 11
Evaluate the expression: 150 

13. Question 12 What phrase is NOT equivalent to this expression? 10 x 5
10 groups of 5
The product of 10 and 5
The quotient of 10 and 5
10 multiplied by 5

14. Question 13 Which situation could represent the expression? 2.50x + 36
$38.50 for a new jacket from the Stable.
$36 per hour to work 2.50 hours at the Stable.
$2.50 per hour + $36 to work at the Stable.
$36 for each hour to work at the Stable minus $2.50 for the juice you drank.

15. Question 14
Use the Distributive Property, to evaluate the expression 15(y + x).

16. Question 15a
Which word phrase is NOT equivalent to 25x? 25 multiplied by x 25 groups of x 25 + x The product of 25 and x

17. Question 16 Which word phrase is equivalent to this expression? 5x + 9
nine more than the product of 5 and x
the product of five and x and nine
five times x minus nine
the difference of 5x and 9

18. Question 17
Write two equivalent expressions for 5 + y y

19. Question 18
The formula for finding the Volume of a rectangular prism can be stated as V = l . w . h , where l = length of the prism, w = width of the prism and h = height of the prism. Use the formula to find the volume of a prism with length of 25 inches, width of 1.5 inches, and a height of 5 inches. Show your work.

20. Question 19
Simplify: 7x2 + 3y+ y + x2 +12x.

21. Question 20
Determine whether the following expressions are equivalent: 6x + 2 and 2(3x + 1). Explain your answer in words.

22. Question 21
The formula for finding the Surface Area of a cube is SA=6s2 , where s is the length of one side of the cube. What is the surface area of a cube with side length of 4 meters?

23. Question 22
Write the expression “five cubed divided by twenty-five” and then evaluate it.

24. Question 23
Write an expression equivalent to x2 + x + x + y + y + y + x2 + x2

25. Question 24
At the Stable, Mrs. Weber sells juice for $3 each and chips for $2 each. Write an algebraic expression to represent her sales for selling j juices and c chips. Use this expression to determine how much she will earn if she sells 10 juices and 12 bags of chips.