Question

(x + 3)2 - 4 = 0
Solve algebraically.

Answer 1

Answer:

x = -1

Step-by-step explanation:

2(x + 3) - 4 = 0

2x + 6 - 4 = 0

2x + 2 = 0

2x = 0 - 2

2x = -2

x = -2 ÷ 2

x = -1

Answer 2

Answer:

x = - 1

Step-by-step explanation:

(x + 3)·2 - 4 = 0

2x + 6 - 4 = 0

2x + 2 = 0

2x =  - 2

x = - 1