n+7n/5=72

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Solution for n+7n/5=72 equation: 


n in (-oo:+oo)

n+(7*n)/5 = 72 // - 72

n+(7*n)/5-72 = 0

12/5*n-72 = 0 // + 72

12/5*n = 72 // : 12/5

n = 72/12/5

n = 30

n = 30

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