\[ x y'(x)+x y(x)^2-y(x)=0 \] ✓ Mathematica : cpu = 0.00990953 (sec), leaf count = 18
\[\left \{\left \{y(x)\to \frac {2 x}{2 c_1+x^2}\right \}\right \}\]
✓ Maple : cpu = 0.01 (sec), leaf count = 16
\[ \left \{ y \left ( x \right ) =2\,{\frac {x}{{x}^{2}+2\,{\it \_C1}}} \right \} \]