SOLUTION: the width of a rectangle is 1/3 of its length. if the perimeter is 96 meters. find its length

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Question 219279: the width of a rectangle is 1/3 of its length. if the perimeter is 96 meters. find its length
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
"the width of a rectangle is 1/3 of its length" --> W=(1/3)L


P=2L+2W

96=2L+2(1/3)L

96=2L+(2/3)L

96=(8/3)L

L=96(3/8)

L=36 <---- length