1.3(x-1)-4+=2-(x-1)
2.2[3x(x-2)=3[2x(x-1)]+12
3. 2(x-2)-3(x+1)-5=3-5(x+1)
4. 3/2(x+1)-5/6=-1/3(x-2)
收錄日期: 2021-04-23 20:36:04
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080702000051KK03072