X/2+5=20 - solution

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Solution for X/2+5=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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