navier3072 20.09.2024 11:12 Take mod $16$. $x^4 \equiv 0 \text{ or } 1 \pmod {16} \implies 2024y \equiv 3x^4+1\equiv 1 \text{ or } 4\pmod {16}$. But $2024y \equiv 8y \equiv 0 \text{ or } 8 \pmod {16}$, contradiction