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.   Solve 3x = 36.
    A. 14 B. 6
    C. 13 D. 12
    Hint

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

  4.   Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}.
    A. 14 B. 13
    C. 15 D. 12
    Hint

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



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