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2*x-(8/6)-1 = (3/7)*x // - (3/7)*x
2*x-((3/7)*x)-(8/6)-1 = 0
2*x+(-3/7)*x-4/3-1 = 0
11/7*x-7/3 = 0 // + 7/3
11/7*x = 7/3 // : 11/7
x = 7/3/11/7
x = 49/33
x = 49/33
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