Answer:
x=-5
Step-by-step explanation:
To solve the quadratic equation (x^2 + 10x + 25 = 0) by factoring, observe that it can be factored as ((x + 5)^2 = 0\). Setting each factor to zero gives \(x + 5 = 0\), and solving for (x) yields (x = -5).
So, the solution to the equation is (x = -5).