SOLUTION: the width of a rectangle is 12 units less than the length. the perimeter is 108 units. find the length

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Question 315227: the width of a rectangle is 12 units less than the length. the perimeter is 108 units. find the length
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For a rectangle,
P=2%2A%28L%2BW%29=108
L%2BW=54
L%2B%28L-12%29=54
2L-12=54
2L=66
highlight%28L=33%29
W=L-12=33-12
highlight%28W=21%29