_____ -(3x-2)
2
更新1:
why?
更新2:
why why why why why???????????????????????????????????????????????????????????????????????????????????????
Maths
回答 (2)
2007-08-25 11:26 pm
✔ 最佳答案
8x+4_____ -(3x-2)
2
=4x+2-(3x-2)
=4x+2-3x+2
=x+4
答案係x+4
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070825000051KK02245