(w + 10)w = 600
w2 + 10w = 600
w2 + 10w - 600 = 0
(w + 30)(w - 20) = 0
w + 30 = 0
w = -30
Because we measure using positive numbers, this is out.
w - 20 = 0
w = 20
20 + 10 = 30
Length = 30
Width = 20
J.R. S.
asked • 11/22/18If the length of a rectangle is 10 more meters than the width, and the area is 600m squared, then what is the length AND width?
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