-3n+9=-n-5

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Solution for -3n+9=-n-5 equation: 


n in (-oo:+oo)

9-3*n = -n-5 // + -n-5

n-3*n+5+9 = 0

14-2*n = 0 // - 14

-2*n = -14 // : -2

n = -14/(-2)

n = 7

n = 7

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