2n-1+7n=-82

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Solution for 2n-1+7n=-82 equation: 


n in (-oo:+oo)

2*n+7*n-1 = -82 // + 82

2*n+7*n-1+82 = 0

9*n+81 = 0 // - 81

9*n = -81 // : 9

n = -81/9

n = -9

n = -9

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