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3*x+5 = 76/11 // - 76/11
3*x-(76/11)+5 = 0
3*x-76/11+5 = 0
3*x-21/11 = 0 // + 21/11
3*x = 21/11 // : 3
x = 21/11/3
x = 7/11
x = 7/11
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