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j in (-oo:+oo)
(4-3*j)/(-6)-8 = 12 // - 12
(4-3*j)/(-6)-12-8 = 0
(4-3*j)/(-6)+(-12*(-6))/(-6)+(-8*(-6))/(-6) = 0
4-3*j-12*(-6)-8*(-6) = 0
48-3*j+76 = 0
124-3*j = 0
(124-3*j)/(-6) = 0
(124-3*j)/(-6) = 0 // * -6
124-3*j = 0
124-3*j = 0 // - 124
-3*j = -124 // : -3
j = -124/(-3)
j = 124/3
j = 124/3
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