- 1. Simplify the following expression , 20 - 10 / 2
A) -18 B) all C) 12 D) 15 E) 5
- 2. Simplify the following expression, 20+(-4+1)
A) 17 B) 20 C) none D) 23 E) 27
A) 21 B) 27 C) 31 D) 19 E) none
- 4. Evaluate the expression 12y-9 when y = 4
A) 45 B) 39 C) 12x D) 23 E) none
- 5. evaluate the expression 5m-11, when m = 7
A) none B) 24 C) 78 D) 23 E) 45
- 6. in the term 134ym, identify the coefficient
A) m B) y C) 134 D) x E) none
- 7. The product of m and 6 divided by 4
A) 6+ m4 B) none C) m+6/4 D) 4/6m E) 6m/4
A) none B) 4y C) 4/y D) 4-y E) y/4
- 9. The difference of y and 7 divided by 2
A) (y-7)/2 B) 14-y C) 14-2y D) none E) (7-y)/2
- 10. What expression is represented? 5 less than some number
A) s-5 B) n-5 C) all could work D) m-5 E) y-5
- 11. Which expression is represented? Half a number decreased by 9
A) 9-2n B) none C) 9-n/2 D) n/2 - 9 E) 1/1-9
- 12. Which of these is equivalent to 3(y + r + 4)
A) none B) 3y+3r+12 C) 3yr = 4 D) yr + 12 E) 3y+r+4
- 13. Given the expression 3 + 6, which property is shown if rewritten as 6 + 3
A) difference B) Multiplicative Identity C) none D) associative E) commutitive
- 14. Which symbol is not associated with expressions?
A) Mr. Miller's Cadillac B) Order of operations C) equals sign D) Distributive property E) powers
- 15. In the equation 5w=90, what is the solution?
A) 905 B) There is no solution C) 18 D) 85 E) who cares
- 16. Alejandro has 24 bagels to sell. He already sold 9. Which equation could represent this situation?
A) 9+b=24 B) 9b=24 C) none D) 9-b=24 E) 24 - 9-n=24
- 17. (Fill in the blank) The additive Identity property basically says that if you ____ to the original value, you get that value back
A) none B) mulitply by zero C) divide by 1 D) multiply by 1 E) add zero
- 18. Which answer shows the associative property? (2+4)+6
A) none B) (2+6)+4 C) 6+ (2+4) D) 12 E) 6+6
- 19. Six less than seven times some number is shown by which expression?
A) none B) 6-7n C) 7n/6 D) 7n=6 E) 7n-6
- 20. A square has a perimeter of 20 feet. If y represents the length of one side, which expression(s) would work?
A) 4y B) y+y+y+y C) none D) Three of these answers work E) 2y+2y
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