Answer:
x = 3 or x = -7.
Step-by-step explanation:
x^2 + 4x + 4 = 25
Factoring the left side:
(x + 2)^2 = 25
Taking square roots of both sides:
x + 2 = +/- 5
x = = -2+5 or - 2 - 5
x = 3 or -7.
