SOLUTION: The length of a rectangular pool is 4 meters less than twice the width. If the pool's perimeter is 142 meters, what are its dimensions?

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Question 673776: The length of a rectangular pool is 4 meters less than twice the width. If the pool's perimeter is 142 meters, what are its dimensions?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,

The length of a rectangular pool is 4 meters less than twice the width
P = 2L + 2W = 142m
L + W = 71m
y + x = 71m
(2x-4) + x = 71m
3x = 75m
x = 25m, the width. the length is 46m

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