1.   Write an inequality for the sentence three times a number is less than 45.
    A. 3x < 45 B. 3x 45
    C. 3x > 45 D. 3 + x < 45
    Hint

  2.   Write the inequality that is graphed on the number line below.
   
    A. x -3 B. x > -3
    C. x -3 D. x < -3
    Hint

  3.   Solve 7 + y 21
    A. y > 14 B. y 14
    C. y 14 D. y 3
    Hint

  4.   Solve y - 10 7. Graph the solution.
    A. B.
    C. D.
    Hint

  5.   Solve 9a > -72. Graph the solution.
    A. B.
    C. D.
    Hint



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