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(5/7)*x+3*x+1/6 = 229/126 // - 229/126
(5/7)*x+3*x+1/6-(229/126) = 0
(5/7)*x+3*x+1/6-229/126 = 0
26/7*x-104/63 = 0 // + 104/63
26/7*x = 104/63 // : 26/7
x = 104/63/26/7
x = 4/9
x = 4/9
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