SOLUTION: A rectangle has a length that is 5 inches shorter than triple its width. If the perimeter is 30 inches what is the area

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Question 962199: A rectangle has a length that is 5 inches shorter than triple its width. If the perimeter is 30 inches what is the area
Answer by amarjeeth123(569) About Me  (Show Source):
You can put this solution on YOUR website!
Let the width be x.
Then the length is 3x-5.
Perimeter=2(length+width)
2(x+3x-5)=30
4x-5=15
4x=20
x=5
Width=5 inches
Length=10 inches
Area=length*width=50 square inches.
Area of the rectangle=50 square inches.