1.   Simplify 6a + 15a.
    A. 6a + 15a B. 42a
    C. 21a2 D. 21a
    Hint

  2.   Use the Distributive Property to simplify 7(6x2 + 5x + 4).
    A. 42x2 +35x + 21 B. 42x2 + 5x + 4
    C. 42x2 + 35x + 4 D. 42x2 + 35x + 28
    Hint

  3.   Solve
    A. x = -6 B. x = 6
    C. All Real Numbers D. No Solution
    Hint

  4.   Solve –13b – 17 – 5b = 2b – 10 –20b – 7.
    A. All Real Numbers B. No Solution
    C. b = 1 D. b = 0
    Hint

  5.   Solve 15(s – 3) = 12s – 43.
    A. B.
    C. D.
    Hint



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