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4*x+3*x-9 = 8*(x-(1/8)) // - 8*(x-(1/8))
4*x-(8*(x-(1/8)))+3*x-9 = 0
4*x-8*(x-1/8)+3*x-9 = 0
4*x-8*(x-1/8)+3*x-9 = 0
3*x-4*x-9+1 = 0
1-x-9 = 0
-x-8 = 0
-x-8 = 0
-x-8 = 0 // + 8
-x = 8 // * -1
x = -8
x = -8
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