To solve the equation \( w^2 + 46w = 0 \), we can factor the left-hand side:
\[ w(w + 46) = 0 \]
Setting each factor equal to zero gives us:
- \( w = 0 \)
- \( w + 46 = 0 \) which simplifies to \( w = -46 \)
Thus, the solutions are:
\[ w = 0, -46 \]
So the final answer is:
\[ w = 0, -46 \]