\[ y'(x)^3-(x+5) y'(x)+y(x)=0 \] ✓ Mathematica : cpu = 0.0028426 (sec), leaf count = 20
\[\left \{\left \{y(x)\to c_1 x-c_1{}^3+5 c_1\right \}\right \}\] ✓ Maple : cpu = 0.03 (sec), leaf count = 44
\[ \left \{ y \left ( x \right ) ={\it \_C1}\, \left ( -{{\it \_C1}}^{2}+x+5 \right ) ,y \left ( x \right ) =-{\frac {2\,x+10}{9}\sqrt {3\,x+15}},y \left ( x \right ) ={\frac {2\,x+10}{9}\sqrt {3\,x+15}} \right \} \]