7n-1=-57

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Solution for 7n-1=-57 equation: 


n in (-oo:+oo)

7*n-1 = -57 // + 57

7*n-1+57 = 0

7*n+56 = 0 // - 56

7*n = -56 // : 7

n = -56/7

n = -8

n = -8

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