Let's solve the equation step by step:
1. Rewrite the equation as \(-5x^2 - 25x = 0\).
2. Factorize \(-5x(x + 5) = 0\).
3. Set each factor to zero:
- \(-5x = 0\) implies \(x = 0\).
- \(x + 5 = 0\) implies \(x = -5\).
Thus, the solutions are \(x_1 = 0\) and \(x_2 = -5\).