79-x+1=35
x=?
math help
2010-05-17 9:10 pm
回答 (3)
2010-05-17 9:18 pm
✔ 最佳答案
79-x+1=3579-x=34
x= 79-34
x= 45
2010-05-17 17:13:17 補充：
79-x+1 = 35
79-x+1-1 = 35-1
79-x = 34
79-79-x = 34-79
-x = -45
x = 45
參考: me, me
2010-05-18 2:07 am
79-x+1=35
x=45
x=45
2010-05-17 9:17 pm
79-x+1=35
79+1-35=x
x=45
79+1-35=x
x=45
收錄日期: 2021-04-15 23:51:17
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100517000051KK00480