英數題F.1 ALGEBRAIC 意思

2010-11-01 2:58 am
1) Find the four consecutive odd numbers such that three times the largest number added to twice the smallest number is 93.
呢條題目問緊咩? THX!!!

回答 (1)

2010-11-01 3:09 am
✔ 最佳答案
1) Find the four consecutive odd numbers such that three times the largest number added to twice the smallest number is 93.
Let the smallest number be x,
i.e. the other three number = x+2,x+4,x+6
3(x+6) + 2x = 93
5x + 18 = 93
5x = 75
x = 15
Hence,
the numbers are15,17,19,21 respectively,
參考: Hope the solution can help you^^”


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