Add: 3x+2+5x−2\dfrac{3}{x + 2} + \dfrac{5}{x - 2}x+23+x−25.
8x−4x2−4\dfrac{8x - 4}{x^2 - 4}x2−48x−4
8x+4x2−4\dfrac{8x + 4}{x^2 - 4}x2−48x+4
8x2−4\dfrac{8}{x^2 - 4}x2−48
82x\dfrac{8}{2x}2x8