1/2x-18=-1 - solution

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Solution for 1/2x-18=-1 equation:

x in (-oo:+oo)

(1/2)*x-18 = -1 // + 1

(1/2)*x-18+1 = 0

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

1/2*x = 17 // : 1/2

x = 17/1/2

x = 34

x = 34

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