1.   Solve the equation shown by the model.
   
    A. x = -6 B. x = -4
    C. x = -3 D. x = -15
    Hint

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

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

  4.   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. 8,250 lbs D. 12,500 lbs
    Hint

  5.   One gallon is four times as much as one quart. A gallon of water weighs about eight pounds. Use the equation 4q = 8 to find out about how much a quart of water weighs.
    A. 4 pounds B. 2 pounds
    C. 8 pounds D. 1 pounds
    Hint



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