X-1/2+2x=7

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Solution for X-1/2+2x=7 equation: 


x in (-oo:+oo)

X+2*x-(1/2) = 7 // - 7

X+2*x-(1/2)-7 = 0

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

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

2*x = -(X-15/2) // : 2

x = (-(X-15/2))/2

x = (15/2-X)/2

x = (15/2-X)/2

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