-1-7n=2n-55

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Solution for -1-7n=2n-55 equation: 


n in (-oo:+oo)

-(7*n)-1 = 2*n-55 // - 2*n-55

55-(7*n)-(2*n)-1 = 0

55-7*n-2*n-1 = 0

54-9*n = 0 // - 54

-9*n = -54 // : -9

n = -54/(-9)

n = 6

n = 6

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