1. WOW!!! We’re Making GREAT Progress!!

2. Evaluate the expression 4 2 – 10 + 5

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

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

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

8. 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. If a cell phone company charges $55.95 for service plus $0.15 for each text message per month, which expression represents the cost of m (monthly charges) if t text messages are sent. A) 55.95m + 0.15-t B) 55.95m + 0.15 + t C) 55.95m + 15t D) 55.95m + 0.15t

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

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

12. Evaluate the expression: 150  5 2 - 3. 2

13. What phrase is NOT equivalent to this expression? 10 x 5 a) 10 groups of 5 b) The product of 10 and 5 c) The quotient of 10 and 5 d) 10 multiplied by 5

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

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

16. 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. 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. Write two equivalent expressions for 5 + y + 4 + 3y

19. 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. Simplify: 7x 2 + 3y+ y + x 2 +12x.

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

22. The formula for finding the Surface Area of a cube is SA=6s 2, 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. Write the expression “five cubed divided by twenty-five” and then evaluate it.

24. Write an expression equivalent to x 2 + x + x + y + y + y + x 2 + x 2

25. 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.