it is very easy,so please help
b/3-(5-b)=3
a math please help f1
2007-10-17 4:29 am
回答 (3)
2007-10-17 6:33 am
✔ 最佳答案
b/3-(5-b)=3b/3-5+b=3
b/3+b=3+5
b(1/3+1)=8
b(4/3)=8
b=8x3/4
b=6.................final answer
2007-10-17 4:34 am
b-3(5-b)=3x3
b-15+3b=9
4b=24
b= 6
b-15+3b=9
4b=24
b= 6
收錄日期: 2021-04-13 13:58:57
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https://hk.answers.yahoo.com/question/index?qid=20071016000051KK03316