1/2n-7=4

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Solution for 1/2n-7=4 equation: 


n in (-oo:+oo)

(1/2)*n-7 = 4 // - 4

(1/2)*n-7-4 = 0

1/2*n-11 = 0 // + 11

1/2*n = 11 // : 1/2

n = 11/1/2

n = 22

n = 22

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