-b/2=8

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Solution for -b/2=8 equation: 


b in (-oo:+oo)

-b/2 = 8 // - 8

-b/2-8 = 0

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

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

b = 8/(-1/2)

b = -16

b = -16

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