36.5＋1.3t＝58.6
（答案要是17）
我有數學難題！quick!plase!
2011-06-21 12:37 am
回答 (2)
2011-06-21 12:44 am
✔ 最佳答案
36.5＋1.3t=58.6Sol
36.5＋1.3t=58.6
36.5＋1.3t－36.5=58.6－36.5
1.3t=22.1
t=22.1/1.3
t=17
2011-06-21 8:09 pm
36.5 - 36.5 + 1.3t = 58.6 - 36.5
0 + 1.3t = 22.7
1.3t/1.3 = 22.7/1.3
t = 17
0 + 1.3t = 22.7
1.3t/1.3 = 22.7/1.3
t = 17
參考: me
收錄日期: 2021-04-30 15:53:59
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110620000051KK00664