\[ x^2 (y(x)+x) y''(x)-\left (x y'(x)-y(x)\right )^2=0 \] ✓ Mathematica : cpu = 0.0804174 (sec), leaf count = 21
\[\left \{\left \{y(x)\to c_2 x e^{\frac {c_1}{x}}-x\right \}\right \}\]
✓ Maple : cpu = 0.406 (sec), leaf count = 21
\[ \left \{ y \left ( x \right ) ={\frac {x{{\rm e}^{-1}}}{{\it \_C2}}{{\rm e}^{{\frac {{\it \_C1}}{x}}}}}-x \right \} \]