SOLUTION: The length of a rectangle 7'less than 3 times it's width and the perimeter is 146'. What is the length and width?

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Question 953002: The length of a rectangle 7'less than 3 times it's width and the perimeter is 146'. What is the length and width?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
width = w
length = 3w - 7

2(w) + 2(3w - 7) = 146
2w + 6w - 14 = 146
8w = 160
w = 20

The length is 20 feet wide and 53 feet long.