\[ (2 x-1) y^{(3)}(x)+(x+4) y''(x)+2 y'(x)=0 \] ✗ Mathematica : cpu = 299.997 (sec), leaf count = 0 , timed out
$Aborted
✓ Maple : cpu = 0.113 (sec), leaf count = 38
\[ \left \{ y \left ( x \right ) ={1 \left ( {\it \_C3}+\int \!{(2\,{\it \_C1}\,x+{\it \_C2}){{\rm e}^{{\frac {x}{2}}}} \left ( 2\,x-1 \right ) ^{-{\frac {3}{4}}}}\,{\rm d}x \right ) {{\rm e}^{-{\frac {x}{2}}}}{\frac {1}{\sqrt [4]{2\,x-1}}}} \right \} \]