2⼀x-1=3⼀x+1解方程并检验

2025-04-23 22:47:26
推荐回答(3个)
回答1:

2(x+1)=3(x-1)
2x+2=3x-3
x=5
代入得是原方程的解

回答2:

2/(x-1)=3/(x+1)
2(x+1)=3(x-1)
2x+2=3x-3
x=5

回答3:

太烦