Please help Urgent!!!

2008-01-07 12:24 am

Ann is now n year old and her father's age was 6 year less than 3 time her age . Their age difference is 22、find the value of n.

回答 (2)

2008-01-07 1:14 am

✔ 最佳答案

Ann宜家係n歲,佢爸係佢年歲3倍少6歲
佢同佢爸年歲差佐22歲.求n係多少?

Ann係n歲,佢爸係3n-6

佢同佢爸年歲差佐22歲
(3n-6)-n=22
2n-6=22
2n=28
n=14

n係14

參考: orange

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2008-01-07 12:39 am

Ann's age: n
Her father's age: 3n - 6

3n - 6 - n = 22
2n - 6 = 22
2n = 28
n = 14

參考: myself

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