Evaluating Expressions
a year ago
kthomas_78179
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15 QuestionsShow answers
  • Question 1
    300 seconds
    Q.

    5m + 9n if m = -7 and n = 4

    answer choices

    71

    1

    -1

    -71

  • Question 2
    300 seconds
    Q.

    x2 - xy if x = 8 and y = -3

    answer choices

    88

    40

    -8

    -24

  • Question 3
    300 seconds
    Q.

    (18 - ab) + 4b if a = -2 and b = -5

    answer choices

    8

    28

    48

    -12

  • Question 4
    300 seconds
    Q.

    -7w2 + 2w if w = -4

    answer choices

    104

    -64

    -120

    120

  • Question 5
    300 seconds
    Q.

    ½(10p - 7q) if p = 9 and q = 2

    answer choices

    31

    38

    52

    152

  • Question 6
    300 seconds
    Q.

    12x ÷ 4y if x = -8 and y = 3

    answer choices

    -8

    72

    -72

    8

  • Question 7
    300 seconds
    Q.

    k4 - 7k2 if k = 3

    answer choices

    -9

    -51

    60

    18

  • Question 8
    300 seconds
    Q.

    10c - cd + d3 if c = -6 and d = 2

    answer choices

    -40

    56

    54

    -64

  • Question 9
    300 seconds
    Q.

    (12xy)/(x - y) if x = 3 and y = -1

    answer choices

    9

    -18

    18

    -9

  • Question 10
    300 seconds
    Q.

    (20ab) ÷ (a-b)2 if a = 4 and b = -2

    answer choices

    40/3

    40

    -40/9

    -13

  • Question 11
    120 seconds
    Q.

    Eighteen less than a number

    answer choices

    x - 18

    18 - x

    x ÷ 18

    x + 18

  • Question 12
    120 seconds
    Q.

    triple a number

    answer choices

    x + 3

    x - 3

    3x

    3 ÷ x

  • Question 13
    180 seconds
    Q.

    Sixteen more than the quotient of a number and 2

    answer choices

    16 (2x)

    (2 ÷ x) + 16

    16 + 2x

    (x ÷ 2) + 16

  • Question 14
    300 seconds
    Q.

    29 - 1 + 62

    answer choices

    40

    66

    64

    42

  • Question 15
    300 seconds
    Q.

    8(9) - (2 + 4)3

    answer choices

    54

    -144

    -1656

    288

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