1.   Solve -12 - (-3) = m.
    A. 9 B. 15
    C. -9 D. -15
    Hint

  2.   Evaluate x - y if x = 2 and y = 7.
    A. 9 B. -9
    C. 5 D. -5
    Hint

  3.   Solve x = -9 - (-7).
    A. 2 B. -2
    C. -16 D. 16
    Hint

  4.   Solve z = -15 - 7.
    A. 22 B. -22
    C. 8 D. -8
    Hint

  5.   The record high and low temperatures recorded in New York are 108°F and -52°F, respectively. What is the range of temperatures?
    A. 160°F B. 56°F
    C. -56°F D. -160°F
    Hint



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