1/2x+9=-2 - solution

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Solution for 1/2x+9=-2 equation:

x in (-oo:+oo)

(1/2)*x+9 = -2 // + 2

(1/2)*x+2+9 = 0

1/2*x+11 = 0 // - 11

1/2*x = -11 // : 1/2

x = -11/1/2

x = -22

x = -22

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