1.   Solve y = -7 - (-15).
    A. 8 B. 9
    C. -22 D. 105
    Hint

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

  3.   Evaluate x y if x = 8 and y = -5.
    A. -3 B. 13
    C. 3 D. -13
    Hint

  4.   Evaluate p q if p = -6 and q = 14.
    A. 20 B. -20
    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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