-1/2y+7=-1

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


y in (-oo:+oo)

(-1/2)*y+7 = -1 // + 1

(-1/2)*y+1+7 = 0

8-1/2*y = 0 // - 8

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

y = -8/(-1/2)

y = 16

y = 16

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