GIven, Â Â $$2x+\ \frac{\ 1}{3x}=6$$
        $$\ \frac{\ \ \ 6x^2+1}{3x}=6$$
      $$\ \ 6x^2+1=18x$$
   $$\ \ \ \ 6x^2-18x+1=0$$ ................(1)
Let     $$3x+\ \frac{\ 1}{2x}=y$$
         $$\ \frac{\ 6x^2+1}{2x}=y$$
      $$\ \ 6x^2+1=2xy$$
   $$\ \ 6x^2-2xy+1=0$$ ...................(2)
Subracting equation (2) from (1), we get
     $$-18x+2xy=0$$
             $$2xy=18x$$
                $$y=9$$
     $$=$$> $$3x+\ \frac{\ 1}{2x}=9$$
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