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5*x-(3/6) = 3*x-(1/5) // - 3*x-(1/5)
5*x-(3*x)-(3/6)+1/5 = 0
5*x-3*x-1/2+1/5 = 0
2*x-3/10 = 0 // + 3/10
2*x = 3/10 // : 2
x = 3/10/2
x = 3/20
x = 3/20
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