What are the solutions of the equation x^2+4x+4=25

X² + 4x + 4 = 25
(x+2)² = 25
x + 2 = ±5
x + 2 = -5     or     x + 2 = 5
x = -5 -2               x = 5 - 2
x = -7                   x = 3

The solutions are x=-7 and x=3