\[ x^2 y'(x)-x y(x)-y(x)^2=0 \] ✓ Mathematica : cpu = 0.0827759 (sec), leaf count = 16
\[\left \{\left \{y(x)\to \frac {x}{-\log (x)+c_1}\right \}\right \}\] ✓ Maple : cpu = 0.014 (sec), leaf count = 14
\[y \relax (x ) = \frac {x}{-\ln \relax (x )+c_{1}}\]