Algebra 2SuperchallengeRational Expressions & Functions ShareRational Expressions & Functions · Superchallenge problemSolve xx−1−2x+1=2x2−1\dfrac{x}{x-1}-\dfrac{2}{x+1}=\dfrac{2}{x^2-1}x−1x−x+12=x2−12.Check Show answer Walk through it step by step Practice more like this Review this concept