x/2+1=-7 - solution

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Solution for x/2+1=-7 equation:

x in (-oo:+oo)

x/2+1 = -7 // + 7

x/2+1+7 = 0

1/2*x+8 = 0 // - 8

1/2*x = -8 // : 1/2

x = -8/1/2

x = -16

x = -16

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