x加1除以2等于3x减1除以2减1
怎么解-n-~我确实萌了……这么可爱的题……
不过我确实忘了怎么解方程了T 今天十五、难免有点激动、咳咳、
人气：339 ℃ 时间：2020-01-26 03:58:17
解答
(x+1)/2=(3x-1)/2-1
x+3=3x-1
x=2
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