SOLUTION: a windoow is shaped like a rectangle whose perimeter is 80 in. the length is 3 times as long as the width. find the length and the width

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Question 386338: a windoow is shaped like a rectangle whose perimeter is 80 in. the length is 3 times as long as the width. find the length and the width
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2(3x)=80
8x=80
x=10
3x=30