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8-2*x = (-3/4)*x+313/36 // - (-3/4)*x+313/36
8-2*x-((-3/4)*x)-(313/36) = 0
(3/4)*x-2*x-313/36+8 = 0
-5/4*x-25/36 = 0 // + 25/36
-5/4*x = 25/36 // : -5/4
x = 25/36/(-5/4)
x = -5/9
x = -5/9
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