SOLUTION: A rectangle is 5 feet longer than it is wide, and its area is 66 square feet. Find its dimensions.

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Question 108998: A rectangle is 5 feet longer than it is wide, and its area is 66 square feet. Find its dimensions.
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
L=w+5
L*w=A
w(w+5)=66
w^2+5w=66
w^2+5w-66=0
(w+11)(w-6)=0
w=6 ft
L=6+5=11 ft
Ed