3(x-2分之1）=1求大神帮助
问题描述：
3(x-2分之1）=1求大神帮助
帮一下啊
答
3(x-2分之1）=1 x-1/2=1/3 x=1/3+1/2 x=5/6
3(x-2分之1）=1求大神帮助
帮一下啊
3(x-2分之1）=1 x-1/2=1/3 x=1/3+1/2 x=5/6