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x in (-oo:+oo)
3-(2*x)-(3/3) = 5-(x/2) // - 5-(x/2)
x/2-(2*x)-(3/3)-5+3 = 0
x/2-2*x-5-1+3 = 0
-3/2*x-3 = 0 // + 3
-3/2*x = 3 // : -3/2
x = 3/(-3/2)
x = -2
x = -2
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