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x in (-oo:+oo)
(3/4)*x = (2/3)*x+1/2 // - (2/3)*x+1/2
(3/4)*x-((2/3)*x)-(1/2) = 0
(3/4)*x+(-2/3)*x-1/2 = 0
1/12*x-1/2 = 0 // + 1/2
1/12*x = 1/2 // : 1/12
x = 1/2/1/12
x = 6
x = 6
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