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(-1/3)*x+2*x+6 = 208/33 // - 208/33
(-1/3)*x+2*x-(208/33)+6 = 0
(-1/3)*x+2*x-208/33+6 = 0
5/3*x-10/33 = 0 // + 10/33
5/3*x = 10/33 // : 5/3
x = 10/33/5/3
x = 2/11
x = 2/11
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