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. 12
    C. 16 D. 8
    Hint

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

  3.   Solve 3x = 18.
    A. 15 B. 7
    C. 21 D. 6
    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. 13 B. 14
    C. 15 D. 12
    Hint

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



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