Simplify: 4−x2x−2\dfrac{4 - x^2}{x - 2}x−24−x2 (assume x≠2x \neq 2x=2).
−(x+2)-(x + 2)−(x+2)
x+2x + 2x+2
−(x−2)-(x - 2)−(x−2)
2−x2 - x2−x