1.   The equation x + 3 = 5 is modeled below. To solve this problem using the model, what should you do first?
   
    A. Add 3 positive counters to each side of the mat.
    B. Add 5 negative counters to the left side of the mat.
    C. Remove 5 positive counters from the right side of the mat.
    D. Remove 3 positive counters from each side of the mat.
    Hint

  2.   Solve 5 = t 6.
    A. 11 B. 10
    C. 1 D. 1
    Hint

  3.   The sum of the measures of the angles of a triangle is 180. Find the missing measure.
   
    A. 75 B. 90
    C. 80 D. 100
    Hint

  4.   The temperature rose 34F from 7:00 A.M. to 5:00 P.M. The temperature was 88F at 5:00 P.M. Use the equation t + 34 = 88 to find the temperature at 7:00 A.M.
    A. 54F B. 52°F
    C. 44°F D. 62°F
    Hint

  5.   Solve x + 9 = 11.
    A. -2 B. 11
    C. 2 D. 9
    Hint



Glencoe
The McGraw-Hill Companies