$$p(x)\cdot2x^{2}+6x+1=31\ w$$
$\left\{\begin{matrix}p=-\frac{6x-31w+1}{2x^{3}}\text{, }&x\neq 0\\p\in \mathrm{C}\text{, }&x=0\text{ and }w=\frac{1}{31}\end{matrix}\right.$
$\left\{\begin{matrix}p=-\frac{6x-31w+1}{2x^{3}}\text{, }&x\neq 0\\p\in \mathrm{R}\text{, }&x=0\text{ and }w=\frac{1}{31}\end{matrix}\right.$
$w=\frac{2px^{3}+6x+1}{31}$