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

  2.   Solve 3q + 6 = 15.
    A. 2 B. 3
    C. 9 D. 7
    Hint

  3.   Fill in the ovals for the flowchart.
   
    A. 3, 5, 10 B. 10, 5, 3
    C. 21, 11.5, 9.5 D. 10, 20, 18
    Hint

  4.   Use the flowchart to backtrack and find the solution.
   
    A. B. 3
    C. 4 D. 213
    Hint

  5.   Find a solution to the equation using guess-check-and-improve.
t · (t + 8) = 4,473
    A. t = 63
    B. t = 61
    C. t = 62
    D. t = 59
    Hint

  6.   Find a solution to the equation using guess-check-and-improve. Give the solution to the nearest tenth.
k · (18 + k) = 67.84
    A. k = 9.8
    B. k = 13.5
    C. k = 3.2
    D. k = 13.2
    Hint



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