SOLUTION: the perimeter fence of a rectangle community is 310m. Its length is 10 meter less than twice its width. Find the dimensions of the park.

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Question 367629: the perimeter fence of a rectangle community is 310m. Its length is 10 meter less than twice its width. Find the dimensions of the park.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi, 

Let x represent the width, then (2x-10m) would be the length

2*(2x - 10m) + 2*x = 310m   (the perimeter)

solving for x

4x - 20m + 2x = 310m

6x = 330m

x = 55m, the width.  the length is 100m (2*55m - 10)



checking our answer

110 + 200 = 310