The length of a rectangle is 4 meters less than three times its width. Its area is 615 square meters. What are the dimensions of the rectangle?

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asked Oct 24, 2019 98.6k views

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Nonbeing · Answer 1 · 2019-10-30T18:10:48+0000

area= length*width

width=W

W*(3W-4)=615
3W^2-4W=615
3W^2-4W-615=0
W=41
W=-45
But W cant be a negative number so it is 41m (width)
The length is (41*3)-4=119m (length)

The length of a rectangle is 4 meters less than three times its width. Its area is 615 square meters. What are the dimensions of the rectangle?

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