數學難題help me
回答 (2)
2007-02-12 5:44 pm
33b-44b=123-233
-11b = -110
b = 10
-11b = -110
b = 10
收錄日期: 2021-04-12 20:19:45
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https://hk.answers.yahoo.com/question/index?qid=20070212000051KK00699