1.   Which addition problem is modeled?
   
    A. 3 + 5 = 8 B. 3 + (-5) = -2
    C. 3 + 5 = 2 D. 3 + (-5) = 2
    Hint

  2.   Solve 7 + (-16) = x.
    A. -9 B. 23
    C. 9 D. -23
    Hint

  3.   Evaluate 15 + x if x = -27.
    A. 12 B. -12
    C. 32 D. -32
    Hint

  4.   Simplify z + (-5) + 18.
    A. z + (-13) B. z + (-23)
    C. z + 13 D. z + 23
    Hint

  5.   Tiger Woods won the 2003 Bay Hill Invitational by shooting -2, -7, -6, and -4. What was his total score after the four rounds?
    A. 1 B. 19
    C. -1 D. -19
    Hint



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