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👨🏻‍🏫 學術台數學

2012-07-31 1:49 am

m/3 - 2m/9 = 1

回答 (2)

2012-07-31 3:07 am

✔ 最佳答案

m/3 - 2m/9 = 1
3m/9 - 2m/9 = 1
(3m - 2m)/9 = 1
m/9 = 1
m = 9

參考: me

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2012-07-31 1:54 am

m/3 - 2m/9 = 1

成條式x 大9倍

3m -2m = 9
m= 9

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收錄日期: 2021-05-03 02:54:55
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120730000051KK00616

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