Simplify x2−25x2+2x−35\frac{x^2 - 25}{x^2 + 2x - 35}x2+2x−35x2−25, where x≠5x \neq 5x=5.
x−5x−7\frac{x - 5}{x - 7}x−7x−5
x+5x−7\frac{x + 5}{x - 7}x−7x+5
x−5x+7\frac{x - 5}{x + 7}x+7x−5
x+5x+7\frac{x + 5}{x + 7}x+7x+5