1/2x+x=3 - solution

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Solution for 1/2x+x=3 equation:

x in (-oo:+oo)

(1/2)*x+x = 3 // - 3

(1/2)*x+x-3 = 0

3/2*x-3 = 0 // + 3

3/2*x = 3 // : 3/2

x = 3/3/2

x = 2

x = 2

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