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(x-2)/3-1 = (x-8)/4 // - (x-8)/4
(x-2)/3-((x-8)/4)-1 = 0
(x-2)/3+(-1*(x-8))/4-1 = 0
(4*(x-2))/(3*4)+(-1*3*(x-8))/(3*4)+(-1*3*4)/(3*4) = 0
4*(x-2)-1*3*(x-8)-1*3*4 = 0
x-12+16 = 0
x+4 = 0
(x+4)/(3*4) = 0
(x+4)/(3*4) = 0 // * 3*4
x+4 = 0
x+4 = 0 // - 4
x = -4
x = -4
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