If X - 42 = 0 then X = ?
回答 (6)
2017-09-26 5:27 pm
✔ 最佳答案
42
2017-09-26 6:03 pm
X - 42 = 0
X - 42 + 42 = 0 + 42
X = 42
X - 42 + 42 = 0 + 42
X = 42
2017-09-27 6:38 pm
thank you so much for commenting here
2017-09-27 1:47 am
42.
2017-09-26 7:36 pm
42
2017-09-26 6:40 pm
x- 42 = 0
Add 42 to both sides
Hence
x - 42 + 42 = 42
x = 42
Add 42 to both sides
Hence
x - 42 + 42 = 42
x = 42
收錄日期: 2021-04-18 17:51:19
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20170926091514AABRLaU