-2x+8=7

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Solution for -2x+8=7 equation: 


x in (-oo:+oo)

8-2*x = 7 // - 7

8-2*x-7 = 0

1-2*x = 0 // - 1

-2*x = -1 // : -2

x = -1/(-2)

x = 1/2

x = 1/2

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