Help me please!!!
3(x-0.5) - 2(x-4.5) =7
x = ?
How to do it? Can you please help me and explain it to me in Chinese? I don't know what is my Maths teacher talking about. I really don't understand.
Thanks for your help!!~
收錄日期: 2021-04-13 13:50:47
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071010000051KK02341