12-1/2n=7

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Solution for 12-1/2n=7 equation: 


n in (-oo:+oo)

12-((1/2)*n) = 7 // - 7

12-((1/2)*n)-7 = 0

(-1/2)*n-7+12 = 0

5-1/2*n = 0 // - 5

-1/2*n = -5 // : -1/2

n = -5/(-1/2)

n = 10

n = 10

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