SOLUTION: A rectangular garden is 15 ft longer than it is wide. Its area is 7600 ft^2. What are its dimensions?
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Question 204197: A rectangular garden is 15 ft longer than it is wide. Its area is 7600 ft^2. What are its dimensions?
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Starting with the formula for the area of a rectangle:
In this problem:
"A rectangular garden is 15 feet longer than it is wide." and:
sq.ft. So...
Substitute L = W+15
Subtract 7600 from both sides.
Factor this trinomial.
Apply the zero product rule.
or so that...
or Discard the negative solution as the width is a positive quantity.
and...
The length is 95 feet and the width is 80 feet.
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