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x in (-oo:+oo)
x/8 = ((3*x)/4-6)/2 // - ((3*x)/4-6)/2
x/8-(((3*x)/4-6)/2) = 0
(-1*(3/4*x-6))/2+x/8 = 0
(-1*8*(3/4*x-6))/(2*8)+(2*x)/(2*8) = 0
2*x-1*8*(3/4*x-6) = 0
48-4*x = 0
(48-4*x)/(2*8) = 0
(48-4*x)/(2*8) = 0 // * 2*8
48-4*x = 0
48-4*x = 0 // - 48
-4*x = -48 // : -4
x = -48/(-4)
x = 12
x = 12
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