我唔識一o的計算步驟..但係我有答案~
Help~
1. y/3-y/2=1
2. 3y/4=1-1y/2
3. r+6/3=r/2+7/6
4. 1/9(h+9)=5/6-1/2(h+7)
5. 3a-7=5/4(2-3a)
6. s+1/3+s-1/7=-6
7. 2/3(3b+2)-1/6(3b-1)=-1又1/2
收錄日期: 2021-04-13 18:57:39
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061103000051KK01238