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A square has sides length s. When one side is increased by 2 inches and the other is decreased by 2 inches, the resulting rectangle has an area of 60 square inches. What was the original s=?

Respuesta :

anthonypaulvilly

Answer:

s = 8

Step-by-step explanation:

area of rectangle = (s+2) (s-2)

=60 = s^2 + 2s - 2s - 4

60 = s^2  - 4

64 = s^2

 s = 8

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