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((8*x-y)^1)/3 = 4 // - 4
((8*x-y)^1)/3-4 = 0
(8*x-y)/3-4 = 0
(8*x-y)/3+(-4*3)/3 = 0
8*x-y-4*3 = 0
8*x-y-12 = 0
(8*x-y-12)/3 = 0
(8*x-y-12)/3 = 0 // * 3
8*x-y-12 = 0
8*x-y-12 = 0 // + -y-12
8*x = -(-y-12) // : 8
x = (-(-y-12))/8
x = (y+12)/8
x = (y+12)/8
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