uneekladiamond uneekladiamond

01-09-2017
Mathematics

contestada

The length of a rectangle is six inches more than its width. Its area is 616 square inches. What is the width

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ittybitty2913 ittybitty2913

01-09-2017

22 inches and the length is 28 inches

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ayejenaye ayejenaye

01-09-2017

The length would be w + 6

Area = length • width

616 = w(w + 6)
616 = w^2 + 6w
0 = w^2 + 6w – 616
0 = (w + 28)(w – 22)
w = -28, 22

Since width must be positive, the width has to be 22 inches

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