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(3/2)*(2*x-3)-(4*(x-2)) = 12 // - 12
(3/2)*(2*x-3)-(4*(x-2))-12 = 0
(3/2)*(2*x-3)-4*(x-2)-12 = 0
3/2*(2*x-3)-4*(x-2)-12 = 0
3/2*(2*x-3)-4*(x-2)-12 = 0
7/2-x-12 = 0
-x-17/2 = 0
-x-17/2 = 0
-x-17/2 = 0 // + 17/2
-x = 17/2 // * -1
x = -17/2
x = -17/2
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