一條白痴maths題

Sam135

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.

zubat

x=2y-3

x will be increased by 2



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

tommy1987123

x=(0.5/y)-3

kazuhiko

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

不要亂答......