SOLUTION: A rectangle is 3 feet longer than it is wide. Its area is numerically equal to its perimeter. Find its dimensions.

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Question 837908: A rectangle is 3 feet longer than it is wide. Its area is numerically equal to its perimeter. Find its dimensions.
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
For a rectangle,


For this rectangle,

and

Substituting,




Only the positive solution makes sense for this problem.
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