1/7n=20

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Solution for 1/7n=20 equation: 


n in (-oo:+oo)

(1/7)*n = 20 // - 20

(1/7)*n-20 = 0

1/7*n-20 = 0 // + 20

1/7*n = 20 // : 1/7

n = 20/1/7

n = 140

n = 140

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