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8*x-(4*x) = 6/5 // - 6/5
8*x-(4*x)-(6/5) = 0
8*x-4*x-6/5 = 0
4*x-6/5 = 0 // + 6/5
4*x = 6/5 // : 4
x = 6/5/4
x = 3/10
x = 3/10
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