2/3(3b+2)-1/6(3b-1)= -3/2
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2008-10-07 8:26 am
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2008-10-07 9:38 am
✔ 最佳答案
本題的答案如下： 本題的答案如下：圖片參考：http://i277.photobucket.com/albums/kk75/uncle_michael/20081007_mat_1.jpg?t=1223314638
2008-10-07 8:36 am
2/3(3b+2)-1/6(3b-1)= -3/2
2b + 4/3 -b/2 +1/6 = -3/2
3b/2 = -3
b = -2
2b + 4/3 -b/2 +1/6 = -3/2
3b/2 = -3
b = -2
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081007000051KK00059