Question

解分式方程 2-x/x-3+1/3-x=1

Answer 1

2-x/x-3+1/3-x=1
2-x/x-3-1/x-3=1
两边乘x-3
2-x-1=x-3
x=2
分式方程要检验
经检验，x=2是方程的解

Answer 2

(2-x)/(x-3)+1/(3-x)=1
(2-x)/(x-3)-1/(x-3)=1
(2-x-1)/(x-3)=1
1-x=x-3
2x=4
x=2
经检验得x=2是原方程的根.