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5*x+4/5 = 10*x-(1/30) // - 10*x-(1/30)
5*x-(10*x)+4/5+1/30 = 0
5*x-10*x+4/5+1/30 = 0
5/6-5*x = 0 // - 5/6
-5*x = -5/6 // : -5
x = -5/6/(-5)
x = 1/6
x = 1/6
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