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2*x-8 = (-1/2)*(3-(5*x)) // - (-1/2)*(3-(5*x))
2*x-((-1/2)*(3-(5*x)))-8 = 0
(1/2)*(3-5*x)+2*x-8 = 0
1/2*(3-5*x)+2*x-8 = 0
1/2*(3-5*x)+2*x-8 = 0
3/2-1/2*x-8 = 0
-1/2*x-13/2 = 0
-1/2*x-13/2 = 0
-1/2*x-13/2 = 0 // + 13/2
-1/2*x = 13/2 // : -1/2
x = 13/2/(-1/2)
x = -13
x = -13
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