SOLUTION: The width of a rectangle is one-third of the length.The perimeter is 72 in. What is the width?

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Question 988526: The width of a rectangle is one-third of the length.The perimeter is 72 in. What is the width?
Answer by lwsshak3(11628) About Me  (Show Source):
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The width of a rectangle is one-third of the length.The perimeter is 72 in. What is the width?
let x=width of rectangle
3x=length of rectangle
2(width+length=perimeter
2(x+3x)=72
8x=72
x=9
3x=27
width of rectangle=9 in
3x=length of rectangle=27 in