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10 = 46 - 6f =______
12 + 3g - 6 = 18 =______
17 = 8 + 4y - 11 =______
7m - 6 = m =______
-9a = 30 + a =______
8z - 5 + 3z = 28 =______
14u + 6 = 2u - 6 =______
j 2
— + — = 1 =______
10 5
中一數學 工作紙 20
2010-12-21 10:16 am
回答 (2)
2010-12-21 11:24 am
✔ 最佳答案
10 = 46 - 6f ~~ f=6 12 + 3g - 6 = 18 ~~ g=4
17 = 8 + 4y - 11 ~~ y=5
7m - 6 = m ~~ m=1
-9a = 30 + a ~~ a=-3
8z - 5 + 3z = 28 ~~ z=3
14u + 6 = 2u - 6 ~~ u=-1
j 2
— + — = 1 ~~j=6
10 5
2010-12-24 7:23 am
1) f=6
2) g=4
3) y=5
4)m=1
5) a=-3
6) z=3
7) u=-1
2/1+(-1/1)=1
2) g=4
3) y=5
4)m=1
5) a=-3
6) z=3
7) u=-1
2/1+(-1/1)=1
收錄日期: 2021-04-12 11:14:14
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101221000051KK01903