x^2-2/2=3x-1

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Solution for x^2-2/2=3x-1 equation: 


x in (-oo:+oo)

x^2-(2/2) = 3*x-1 // - 3*x-1

x^2-(3*x)-(2/2)+1 = 0

x^2-3*x-1+1 = 0

x^2-3*x = 0

DELTA = (-3)^2-(0*1*4)

DELTA = 9

DELTA > 0

x = (9^(1/2)+3)/(1*2) or x = (3-9^(1/2))/(1*2)

x = 3 or x = 0

x in { 0, 3 }

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