-9-7n=n-57

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Solution for -9-7n=n-57 equation: 


n in (-oo:+oo)

-(7*n)-9 = n-57 // - n-57

57-(7*n)-n-9 = 0

57-7*n-n-9 = 0

48-8*n = 0 // - 48

-8*n = -48 // : -8

n = -48/(-8)

n = 6

n = 6

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