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x in (-oo:+oo)
12*x-((3*x)/2) = x+10 // - x+10
12*x-((3*x)/2)-x-10 = 0
12*x+(-3/2)*x-x-10 = 0
19/2*x-10 = 0 // + 10
19/2*x = 10 // : 19/2
x = 10/19/2
x = 20/19
x = 20/19
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