香港寵物小精靈村落 論壇

標題: 一條白痴maths題 [打印本頁]

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作者: Sam135    時間: 23/10/2006 10:01 PM
標題: 一條白痴maths題
我工作紙不懂這題,可否有人教我?


Make x the subject of the formula y=0.5(x+3)

if the value of y is increased by 1, find the corresponding increase in the value of x.

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作者: zubat    時間: 23/10/2006 11:24 PM
x=2y-3

x will be increased by 2



Try to work it out with the aid of the answers.

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作者: tommy1987123    時間: 29/10/2006 11:59 AM
x=(0.5/y)-3

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作者: kazuhiko    時間: 30/10/2006 12:31 AM

原帖由 tommy1987123 於 29/10/2006 11:59 發表
x=(0.5/y)-3

不要亂答......

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