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x in (-oo:+oo)
(-3*x)/2 = 4*x+3 // - 4*x+3
(-3*x)/2-(4*x)-3 = 0
(-3*x)/2-4*x-3 = 0
-11/2*x-3 = 0 // + 3
-11/2*x = 3 // : -11/2
x = 3/(-11/2)
x = -6/11
x = -6/11
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