數學的問題!!!!!!!!!!!!!!!!!!!!!!!!!!
麻煩你們幫幫我:
解方程:
1/9(h+9)=5/6-1/2(h+7)
回答 (3)
✔ 最佳答案
(h+9)/9=2(h+7)/6
(h+9)/9=(h+7)/3
h+9=3(h+7)
h+9=3h+21
-2h=12
h=-6
我複左數,一定岩。
參考: MYSELF
1/9h+1 = 5/6-1/2h+3.5
11/18h = 5/6+2.5
11/18h = 10/3
h = 10/3x18/11
h =60/11
唔知岩唔岩- -
收錄日期: 2021-04-13 13:35:51
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070922000051KK03063
檢視 Wayback Machine 備份