Question 1173405
{{{2x-(1/x+2)=3}}}

{{{2x-1/x-2=3}}}

{{{2x-1/x=5}}}

{{{2x^2/x-1/x=5}}}

{{{(2x^2-1)/x=5}}}

{{{2x^2-1=5x}}}

{{{2x^2-5x-1=0}}}-------------from here you can simply follow the formula.