數學列全式10分 3/8y+y=220
回答 (2)
2008-09-12 3:20 am
3/8y+y = 220
1/3/8y = 220
11/8y = 220
y = 220÷11/8
y = 220×8/11
y = 20×8
y = 160
1/3/8y = 220
11/8y = 220
y = 220÷11/8
y = 220×8/11
y = 20×8
y = 160
參考: myself
收錄日期: 2021-05-01 15:30:16
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