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The perimeter of a rectangle is 30 inches. If its width is three times its length, find the dimensions of the rectangle.

Respuesta :

The perimeter of a rectangle is 30 inches. If its length is three times its width, find the dimensions. 30 inches=2(L+W) Divide each side by 2. 15 inches=L+W Substitute for L.

Answer:

Width = 3 and the Length = 10

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