8-7n+2n=13

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Solution for 8-7n+2n=13 equation: 


n in (-oo:+oo)

2*n-(7*n)+8 = 13 // - 13

2*n-(7*n)-13+8 = 0

2*n-7*n-13+8 = 0

-5*n-5 = 0 // + 5

-5*n = 5 // : -5

n = 5/(-5)

n = -1

n = -1

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