3n-1=9+n - solution

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Solution for 3n-1=9+n equation:

n in (-oo:+oo)

3*n-1 = n+9 // - n+9

3*n-n-9-1 = 0

2*n-10 = 0 // + 10

2*n = 10 // : 2

n = 10/2

n = 5

n = 5

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