分數!!!

2007-08-08 10:06 pm
8y-2=2y+34???y+3/4y=28???
更新1:

過程???

回答 (2)

2007-08-08 10:10 pm
✔ 最佳答案
1) y=6
2) y=16
2007-08-08 10:32 pm
1. = 6
2. =16


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