the length of a rectangle sign is 3ft longer than the width of the sighs area is 54 square feet find its length and width
Arturo O.
answered 04/08/20
Experienced Physics Teacher for Physics Tutoring
W = width
W + 3 = length
area = 54
W(W + 3) = 54
W2 + 3W - 54 = 0
(W + 9)(W - 6) = 0
W = 6 ft
W + 3 = 9 ft
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