1.   Evaluate 3x + 2y if x = 3 and y = 7.
    A. 27 B. 5
    C. 23 D. 105
    Hint

  2.   Evaluate if a = 9, b = 6 and c = 3.
    A. 5 B. 15
    C. 9 D. 11
    Hint

  3.   The equation where d represents the distance in miles
and t is the number of seconds between seeing lightening and
hearing thunder, tells how far away a thunderstorm is.
How far is it to a thunderstorm if you count 15 seconds between
seeing the lightening and hearing the thunder?
    A. 1 mile B. 3 miles
    C. 10 miles D. 15 miles
    Hint

  4.   Evaluate x + 5y if x = 12 and y = 9.
    A. 47 B. 153
    C. 57 D. 71
    Hint

  5.   Evaluate 5k + if
k = 3, m = 20, and n. = 5.
    A. 57 B. 19
    C. 7 D. 20
    Hint



Glencoe
The McGraw-Hill Companies