X/2-1/2=3 - solution

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Solution for X/2-1/2=3 equation:

X in (-oo:+oo)

X/2-(1/2) = 3 // - 3

X/2-(1/2)-3 = 0

X/2-1/2-3 = 0

1/2*X-7/2 = 0 // + 7/2

1/2*X = 7/2 // : 1/2

X = 7/2/1/2

X = 7

X = 7

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