1元1次方程
幫下手1...
有幾題的...
睇圖la
講左第幾題&點做....比個答案
http://hk.pg.photos.yahoo.com/ph/brian2000160/album?.dir=/1b3escd
更新1:
搞點la
搞點la
收錄日期: 2021-04-23 00:11:32
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061211000051KK01294