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x in (-oo:+oo)
(3*x-4)/6 = (2*x+1)/4 // - (2*x+1)/4
(3*x-4)/6-((2*x+1)/4) = 0
(3*x-4)/6+(-1*(2*x+1))/4 = 0
(4*(3*x-4))/(4*6)+(-1*6*(2*x+1))/(4*6) = 0
4*(3*x-4)-1*6*(2*x+1) = 0
-22 = 0
-22/(4*6) = 0
-22/(4*6) = 0 // * 4*6
-22 = 0
x belongs to the empty set
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