7n+10+2n=1 - solution

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Solution for 7n+10+2n=1 equation:

n in (-oo:+oo)

7*n+2*n+10 = 1 // - 1

7*n+2*n-1+10 = 0

9*n+9 = 0 // - 9

9*n = -9 // : 9

n = -9/9

n = -1

n = -1

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