x+x/2=15 - solution

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Solution for x+x/2=15 equation:

x in (-oo:+oo)

x+x/2 = 15 // - 15

x+x/2-15 = 0

3/2*x-15 = 0 // + 15

3/2*x = 15 // : 3/2

x = 15/3/2

x = 10

x = 10

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