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3*x+4/5 = 58/35 // - 58/35
3*x+4/5-(58/35) = 0
3*x+4/5-58/35 = 0
3*x-6/7 = 0 // + 6/7
3*x = 6/7 // : 3
x = 6/7/3
x = 2/7
x = 2/7
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