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5/6-4*x = 4*x-523/6 // - 4*x-523/6
5/6-4*x-(4*x)-(-523/6) = 0
5/6-4*x-4*x+523/6 = 0
88-8*x = 0 // - 88
-8*x = -88 // : -8
x = -88/(-8)
x = 11
x = 11
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