5+x/2=20 - solution

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Solution for 5+x/2=20 equation:

x in (-oo:+oo)

x/2+5 = 20 // - 20

x/2-20+5 = 0

1/2*x-15 = 0 // + 15

1/2*x = 15 // : 1/2

x = 15/1/2

x = 30

x = 30

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