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