1/2x+2x=20 - solution

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Solution for 1/2x+2x=20 equation:

x in (-oo:+oo)

(1/2)*x+2*x = 20 // - 20

(1/2)*x+2*x-20 = 0

5/2*x-20 = 0 // + 20

5/2*x = 20 // : 5/2

x = 20/5/2

x = 8

x = 8

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