(u+2)x60%+18
3(v+3)÷4
方程sam
2009-05-27 3:50 am
回答 (2)
2009-05-28 6:39 am
✔ 最佳答案
9u+2)x60%+18=3(v+3)/43u/5+19.2=(3v+9)/4
12u+384=15v+27
12u+357=15v
4u+119=5v
2009-05-27 4:00 am
問緊咩？
收錄日期: 2021-04-23 20:37:54
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090526000051KK01501