Add: 2x−1+3x−1\frac{2}{x-1} + \frac{3}{x-1}x−12+x−13 for x≠1x \neq 1x=1.
5x−1\frac{5}{x-1}x−15
52x−2\frac{5}{2x-2}2x−25
555
1x−1\frac{1}{x-1}x−11