x – 2
≥ 0
x ≥ 2
x + 2 = x – 2
2 = -2
NŘ
x – 2
≤ 0
x ≤ 2
x + 2 = -(x – 2)
x + 2 = -x + 2
2x = 0
x = 0
x = 0