1. Chapters 1 and 2 Review Everything you wanted to know about expressions but were afraid to ask.

2. Please select a Team.
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3. Write an algebraic expression for the phrase.

4. 4 times the sum of q and p
4q + p
4 + q + p
4qp
4(q + p)

5. Define a variable and write an expression for the phrase.

6. Days
Cost 2 44 3 66 5
110 6
132
What equation models the data in the table if d = number of days and c = cost?
d = 22c
c = 22d
c = d + 22d
c = d + 22

7. An equilateral triangle has three sides of equal length
An equilateral triangle has three sides of equal length. What is the equation for the perimeter of an equilateral triangle if P = perimeter and s = length of a side?
s = 3P
P = 3s
P = 3 + s
P = 3(s + s + s)

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9. Evaluate u + xy, for u = 18, x = 10, and y = 8.
188 36 98
224

10. A pair of shoes costs $52. 99 and the state sales tax is 8%
A pair of shoes costs $52.99 and the state sales tax is 8%. Use the formula C = p + rp to find the total cost of the shoes, where C is the total cost, p is the price, and r is the sales tax rate.
$95.38
$60.99
$57.23
$78.19

11. When simplifying an expression, you ____ perform operations inside grouping symbols first.
always
sometimes
never

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13. Evaluate the expression for a = 4 and b = 3.36 24 81
144

14. You can use the formula to convert temperature in degrees Fahrenheit, F, to temperature in degrees Celsius, C. What is 62°F in degrees Celsius? Round your answer to the nearest tenth.
30°C
16.7°C
52.2°C
2.4°C

15. Picture
Simplify the expression.
108 36 18 9

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17. Simplify the expression.
Picture 29 80
128 92

18. Picture
Simplify the expression.
297
868
437
867

19. Picture
Simplify the expression.
585
169 26
181

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21. Evaluate the formula for B = 9 in.2 and h = 32 in.

22. A rational number is ____ a real number.
always
sometimes
never

23. Name the set(s) of numbers to which 1.68 belongs.
rational numbers
natural numbers, whole numbers, integers, rational numbers
rational numbers, irrational numbers
none of the above

24. Team Scores
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25. Name the set(s) of numbers to which –5 belongs.
whole numbers, natural numbers, integers
rational numbers
whole numbers, integers, rational numbers
integers, rational numbers

26. Which set of numbers is the most reasonable to describe the number of desks in a classroom?
whole numbers
irrational numbers
rational numbers
integers

27. The opposite of a negative number is ____ negative.
always
sometimes
never

28. Team Scores
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29. Picture =
2.8
–2.8

30. Write a function rule for each table.
Hour Worked
Pay 2
$15.00 4
$30.00 6
$45.00 8
$60.00
Write a function rule for each table.
p = 7.50h
p = 15h
p = h + 15
h = 7.50p

31. Write a function rule for each table.
Days
Cost to Rent a Truck 1 34 2 56 3 78 4
100
Write a function rule for each table.
c = 22d + 12
c = 12d + 22
c = 22d + 22
c = 22d

32. cost; number of players
The cost of playing pool increases with the amount of time using the table. Identify the independent and dependent quantity in the situation.
time at table; cost
cost; time at table
number of games; cost
cost; number of players

33. Team Scores
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34. The french club is holding a car wash fundraiser
The french club is holding a car wash fundraiser. They are going to charge $10 per car, and expect between 50 and 75 cars. Identify the independent and dependent quantity in the situation, and find reasonable domain and range values.
number of cars; money raised; 50 to 75 cars; $500 to $750
money raised; number of cars; $500 to $750; 50 to 75 cars
number of cars; money raised; $500 to $750; 50 to 75 cars
money raised; number of cars; 50 to 75 cars; $500 to $750

35. Simplify the expression.
–9 + 6 15 –3
–15 3

36. Simplify the expression.
–4.8 – (–4.9) + 5.7 –4
–5.8
5.8
–15.4

37. Simplify the expression.
Picture 13
–13 12
–12

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39. Simplify the expression.
3.7 – 1.8 – – 1.34
–7.51
–1.29
1.29
8.63

40. Simplify the expression.
–6.5(–4.9)
–16.25
–31.85
–12.25
31.85

41. Simplify the expression.
Picture
–32 16
–10 32

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43. Simplify the expression.
Picture 20
125
–625
625

44. Simplify the expression.
Picture 36
–72 72
–36

45. Simplify the expression.
(–5 – c)(–1)
–5 + c
5 + c
5 – c
–5 – c

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47. Simplify the expression.
Picture
–18n + 81mn – 153np
–2n + 9m – 17p
–2n + 9mn – 17np
–2n – 9mn + 17np

48. A mountain climber ascends a mountain to its peak
A mountain climber ascends a mountain to its peak. The peak is 12,740 ft above sea level. The climber then descends 200 ft to meet a fellow climber. Find the climber’s elevation above sea level after meeting the other climber.
12,540 ft
–12,540 ft
10,740 ft
12,940 ft

49. Simplify the expression.
Evaluate –x for x = 0.9.
–1.8
–3.6
1.8
3.6

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51. The temperature on a summer afternoon is 85°F
The temperature on a summer afternoon is 85°F. Define a variable and write an expression to find the temperature after it changes. Then evaluate your expression for a decrease of 11 degrees Fahrenheit.
11 + c; 11 + (–85) = 96
85 + c; 85 + (–11) = 74
11 – c; 11 – (–85) = 74
85 – c; 85 – (–11) = 96

52. Evaluate for x = –2 and y = 3. 4 8 –4 –8

53. Evaluate b – 2a – c for a = –7, b = 3, and c = –7.24 3 10
–18

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55. The closing price of a share of stock in Company XYZ is $25
The closing price of a share of stock in Company XYZ is $25.69 on Thursday. If the change from the closing price on Wednesday is –$0.75, find the closing price on Wednesday.
$26.44
$24.94
$25.75
$25.06

56. You made two deposits to your bank account this month
You made two deposits to your bank account this month. One deposit was $17.92, and the second deposit was $ Your balance at the end of the month is $72.31, and you made no withdrawals. Write and evaluate an expression for your balance at the beginning of the month.
$ ($17.92 – $15.33); $74.90
$72.31 – $17.92 – $15.33; $39.06
$ $ $15.33; $105.56
$72.31 – ($17.92 – $15.33); $69.72

57. Evaluate x(–y + z) for x = 3, y = 3, and z = 1.–6 10 12 –8

58. Team Scores
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59. 126.5 degrees –126.5 degrees –125 degrees 125 degrees
The expression can be used to calculate the change in temperature in degrees Fahrenheit for an increase in altitude a, measured in feet. A plane starts on the ground and then rises 23,000 ft. Find the change in temperature at the altitude of the plane.
126.5 degrees
–126.5 degrees
–125 degrees
125 degrees

60. The product of two negative numbers is ____ positive.
always
sometimes
never

61. –12¸(–2) 24 –6
–24 6

62. Team Scores
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63. Evaluate for m = –4, n = 2, and p = 1.5.
–10
–19
–30
–22

64. If a is a negative number, then is ____ equal to –1.
always
sometimes
never

65. Simplify 7(499) using the Distributive Property.
3500
3493
3514
3486

66. Team Scores
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67. Use the Distributive Property to find the price of 7 CDs that cost $14
Use the Distributive Property to find the price of 7 CDs that cost $14.99 each.
$105.00
$98.00
$104.93
$105.70

68. For every real number x, y, and z, the statement is ____ true.
always
sometimes
never

69. –10z – 28z
38z
–38z 18
18z

70. Team Scores
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71. Name the property the equation illustrates.

72. Picture Inverse Property of Multiplication
Multiplication Property of –1
Identity Property of Addition
Identity Property of Multiplication

73. 0 + x = x Identity Property of Addition Multiplication Property of 0
Commutative Property of Addition
Inverse Property of Multiplication

74. 8´1/8 = 1 Identity Property of Division Inverse Property of Addition
Inverse Property of Multiplication
Multiplication Property of –1

75. Team Scores
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76. 8.2 + (–8.2) = 0 Inverse Property of Addition Addition Property of 0
Identity Property of Addition
Inverse Property of Multiplication

77. 8 + 3.4 = 3.4 + 8 Inverse Property of Addition
Associative Property of Addition
Commutative Property of Addition
Inverse Property of Multiplication

78. 7 + (4 + 4) = (7 + 4) + 4 Inverse Property of Addition
Associative Property of Addition
Commutative Property of Multiplication
Commutative Property of Addition

79. Picture Associative Property of Addition
Commutative Property of Multiplication
Inverse Property of Multiplication
Commutative Property of Addition

80. (ab)3 = a(b3) Inverse Property of Multiplication
Associative Property of Addition
Associative Property of Multiplication
Commutative Property of Multiplication

81. Team Scores
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One More Question !!!!!

82. Final Scores
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