\[ y'(x)=\frac {-x^3+2 x^2-8 x y(x)-8 x+32}{4 x^2+32 y(x)-8 x+32} \] ✓ Mathematica : cpu = 0.0261665 (sec), leaf count = 35
\[\left \{\left \{y(x)\to 4 W\left (-e^{c_1-\frac {x}{16}-1}\right )-\frac {x^2}{8}+\frac {x}{4}+3\right \}\right \}\]
✓ Maple : cpu = 0.081 (sec), leaf count = 26
\[ \left \{ y \left ( x \right ) =-{\frac {{x}^{2}}{8}}+4\,{\it lambertW} \left ( 1/4\,{\it \_C1}\,{{\rm e}^{-x/16}}{{\rm e}^{-3/4}} \right ) +{\frac {x}{4}}+3 \right \} \]