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(2/3)*x+4*x+6 = 82/9 // - 82/9
(2/3)*x+4*x-(82/9)+6 = 0
(2/3)*x+4*x-82/9+6 = 0
14/3*x-28/9 = 0 // + 28/9
14/3*x = 28/9 // : 14/3
x = 28/9/14/3
x = 2/3
x = 2/3
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