\[ y'(x)=\frac {x^6+3 x^5 y(x)+3 x^4 y(x)^2+x^4+x^3 y(x)^3+2 x^3 y(x)+x^2 y(x)^2-y(x)-2 x+1}{x} \] ✓ Mathematica : cpu = 0.181165 (sec), leaf count = 1
\[\{\}\]
✓ Maple : cpu = 0.043 (sec), leaf count = 42
\[ \left \{ y \left ( x \right ) ={\frac {-9\,{x}^{2}+29\,{\it RootOf} \left ( -81\,\int ^{{\it \_Z}}\! \left ( 841\,{{\it \_a}}^{3}-27\,{\it \_a}+27 \right ) ^{-1}{d{\it \_a}}+x+3\,{\it \_C1} \right ) -3}{9\,x}} \right \} \]