-2x + 4 > 12
-2x > 8
x < 8 / -2
x < -4
How would i check it?
收錄日期: 2021-05-01 12:29:08
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090613083426AAlDA7U