the area of a square is equal to one less than one-half its perimeter. How long is each side? (A=s squared and P=4s, where s represents the side length of the square)

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  1. s^2 + 1 = (1/2)(4s)

    s^2 - 2 s + 1 = 0

    (s-1)(s-1) = 0

    s = 1

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