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x in (-oo:+oo)
(3/4)*x-(1/2) = 3/2 // - 3/2
(3/4)*x-(1/2)-(3/2) = 0
(3/4)*x-1/2-3/2 = 0
3/4*x-2 = 0 // + 2
3/4*x = 2 // : 3/4
x = 2/3/4
x = 8/3
x = 8/3
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