Evaluate 2z + 7 for z = 4. 12 15 19 26
2. Evaluate 3a – 5 + b for a=3 and b=2. 6 8 12
3. Evaluate 5(3g +7m) for g=4 and m=9. 65 75 123 375
4. Translate “3 plus the product of 2 and q” into an algebraic expression.
half the value of nine subtracted from q negative nine-halves 5. Which word phrase can be represented by the algebraic expression q -9? 2 half the value of nine subtracted from q negative nine-halves nine fewer than half of q q minus nine-halves
6. Write the integers 4, -9, -3 in order from least to greatest. -9, -3, 4 -3, -9, 4 -3, 4, -9 4, -3, -9
7. Evaluate the expression. |-12| + |5|. -17 -7 7 17
8. Evaluate the expression. |-13| - |-16|. -29 -3 3 29
9. Your bank account has $74 in it right now 9. Your bank account has $74 in it right now. You write checks for $17 and $12. Then you make a deposit of $36. How much is in the account after these transactions? $7 $45 $67 $81
10. Evaluate h + (-7) for h=-3. 4 -4 -10 -21
11. Evaluate the expression 5 + (-6) -11 -1 1 11
12. In Boston, Massachusetts, on a day in September, the temperature increased 18◦ degrees F over the course of the day. If the highest temperature was 84◦ F, what was the lowest temperature? 18◦ F 48◦ F 66◦ F 102◦ F
13. Evaluate the expression -7 – (-9) -16 -2 2 16
14. Evaluate 30 -5 -150 -6 -3 150
15. Evaluate (-9)(-6) -54 -15 -3 54
16. At noon a hiker started to walk toward a cabin 16. At noon a hiker started to walk toward a cabin. After walking 2km he was 6km from the cabin. Which equation can be used to find x, the distance the hiker was from the cabin at noon? 2x=6 X-2=6 6-x-2=0 x=2(6)
17. Solve 18=x-6 -12 -3 12 24
18. Solve q+27=81 3 54 64 108
19. Solve d = 7 -14 -98 -2 _ 1 2 d. 21
20. Amir is 12 years old. He is one-third his father’s age 20. Amir is 12 years old. He is one-third his father’s age. How old is Amir’s father? 4 15 36 42
21. Solve -7g=-53-28 g=-13 g=-11 g=13 g=81
22. Solve a + 3 ≥ 2 a≤-1 a≥-1 a≥1 a≥5
23. Solve a – 6 ≥-1 a≤5 a≥-5 a≤-5 a≥5
24. Solve 1 < a – 3 a < 4 a > -1 3 c. a > -2 d. a > 4
25. Which choice represents “4 times the sum of x and 8”?
26. Which value for k is a solution to the equation k – 3.5 = 12
27. Which phrase can be translated into the expression 2x – 6? Six more than twice a number The sum of twice a number and six Twice the difference of a number and six Six less than twice a number
28. Which expression has a value of 12 when x=2, y=3 and z=1? 3xyz 2x+3y+z 3xz+2y 4xyz+2
29. The phrase “10 less than 4 times a number” can be represented by which expression
30. A copy center prints c copies at $0. 10 per copy 30. A copy center prints c copies at $0.10 per copy. What is the total cost of the copies? 0.10c 0.10 + c 0.10 c _c_
31. Carlos owes his mother money. His paycheck is $105 31. Carlos owes his mother money. His paycheck is $105. If he pays her the money he owes, he will have $63 left. Which equation represents the situation? –x + 63 = 105 x – 63 = 105 105 – x = 63 x – 105 = 63
32. To ride a roller coaster, a person must be at least 48 inches tall 32. To ride a roller coaster, a person must be at least 48 inches tall. Which inequality represents this requirement? h<48 h>48 h≤48 h≥48
33. Which equation has the solution x = 16? a. x – 16 = 4 b. x = 32 2 c. 2x = 32 d. x + 2 = 16
34. A scuba diver swimming at a depth of 35 feet below sea level, or -35ft, dives another 15ft to get a closer look at a fish. What is his new depth? -50ft -20ft 20ft 50ft
35. Which set of numbers is in order from least to greatest? -15, 13, -10 13, -10, -15 -10, -15, 13 -15, -10, 13
36. What is the value of the expression 2xy – y when x = 3 and y = 5? 1 10 5 25
37. What is the solution to the equation x – 27= -16? -43 -11 11 43
38. Evaluate the expression m + 11 - (-3) for m = 5 -9 9 3 19
39. Patricia works twice as many days as Laura each month 39. Patricia works twice as many days as Laura each month. Laura works 3 days more than Jaime. If Jaime works 10 days each month, how many days does Patricia work? 6 10 20 26
40. Simplify the fraction -104 320 -13 40 b. -26 80 c. 13 13