1.(a)What is John's present age?(use p to express your answer)
1.(b)After 4 years,what is paul and John's total age?(use p to express your answer)
更新1:
請大家幫幫手!!我聽日要交
更新2:
等我miss改完功課,邊個岩得最多就比邊個
超急中一數學題
2008-11-07 5:40 am
paul is 12 years old.John's age is less than 3 times of paul's by 2p years.
1.(a)What is John's present age?(use p to express your answer)
1.(b)After 4 years,what is paul and John's total age?(use p to express your answer)
1.(a)What is John's present age?(use p to express your answer)
1.(b)After 4 years,what is paul and John's total age?(use p to express your answer)
回答 (4)
2008-11-07 6:14 am
✔ 最佳答案
John's age=12x3-2p
=36-2p
After 4 years,Paul and John's total age
=12+36-2p
=48-2p
Hope I can help you.
參考: my maths knowledge
2008-11-22 3:19 am
John's age=12
Paul's age= 3x12-2p=36-2p
After 4 years
John's age=12+4=16
Paul's age=36-2p+4=40-2p
Total ages=16+40-2p=56-2p
Paul's age= 3x12-2p=36-2p
After 4 years
John's age=12+4=16
Paul's age=36-2p+4=40-2p
Total ages=16+40-2p=56-2p
2008-11-09 3:25 am
John's age=12
Paul's age= 3x12-2p=36-2p
After 4 years
John's age=12+4=16
Paul's age=36-2p+4=40-2p
Total ages=16+40-2p=56-2p
Paul's age= 3x12-2p=36-2p
After 4 years
John's age=12+4=16
Paul's age=36-2p+4=40-2p
Total ages=16+40-2p=56-2p
收錄日期: 2021-04-19 20:35:43
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