1.   Solve 5x = 40.
    A. 35 B. 6
    C. 9 D. 8
    Hint

  2.   Solve –75 = –25a.
    A. –50 B. –100
    C. 3 D.
    Hint

  3.   African elephants can weigh up to 16,500 pounds. They weigh about 1.5 times more than Indian elephants. Use the equation 1.5w = 16,500 to find the weight of the Indian elephant.
    A. 14,000 lbs B. 11,000 lbs
    C. 12,500 lbs D. 8,250 lbs
    Hint

  4.   Solve –8z = 32.
    A. 4 B. –4
    C. –24 D. 24
    Hint

  5.   Solve 11r = 99.
    A. 9 B. 8
    C. -9 D. 11
    Hint



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