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2*x+1 = (5/6)*x+11/18 // - (5/6)*x+11/18
2*x-((5/6)*x)-(11/18)+1 = 0
2*x+(-5/6)*x-11/18+1 = 0
7/6*x+7/18 = 0 // - 7/18
7/6*x = -7/18 // : 7/6
x = -7/18/7/6
x = -1/3
x = -1/3
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