1.   Find the solution of 72 + z = 84 if the value of z can be selected from the set {4, 8, 12, 16}.
    A. 4 B. 16
    C. 8 D. 12
    Hint

  2.   Which number is a solution to x + 7 = 16?
    A. 9 B. 23
    C. 10 D. 8
    Hint

  3.   Solve f = .
    A. 6 B. 3
    C. 4 D. 2
    Hint

  4.   Graph the solution of 11 + y = 28 on a number line.
    A. B.
    C. D.
    Hint

  5.   Graph the solution of 18 = on a number line.
    A. B.
    C. D.
    Hint



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