1/2n+9=-8 - solution

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Solution for 1/2n+9=-8 equation:

n in (-oo:+oo)

(1/2)*n+9 = -8 // + 8

(1/2)*n+8+9 = 0

1/2*n+17 = 0 // - 17

1/2*n = -17 // : 1/2

n = -17/1/2

n = -34

n = -34

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