please please26-x=5+3x

2010-04-16 3:58 am
26-x=5+3xplease please
更新1:

now today

回答 (1)

2010-04-16 4:27 am
✔ 最佳答案
26-x=5+3x
26-5=3x+x
21=4x
x=21/4


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