solve the following inequalities? 3x-4<2+5x?
回答 (7)
✔ 最佳答案
////////
2x>-6
x>-3
3x - 4 < 2 + 5x
3x - 5x < 2 + 4
-2x < 6
x > 6/-2
x > -3
3x-4 < 2+5x
=> 3x-5x <2+4
=> -2x < 6
=> x < -3
3x-4 < 2+5x
=> 3x-5x < 2+4
=> -2x < 6
=> x < - 6/2 = -3
3x - 4 < 2 + 5x
3x - 5x < 2 + 4
-2x < 6
x > -3
Done
Im not very good with the dircetion of the arrows, but I think this is right
3x - 4 < 2 + 5x
-4 < 2 + 2x
-6 < 2x
-3 < x
Hope its helps!
收錄日期: 2021-05-01 12:11:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090323025244AAO8pDu
檢視 Wayback Machine 備份