f.2 maths

2007-08-03 5:31 am
y-3x=26

x=?
y=?

回答 (3)

2007-08-03 5:50 am
✔ 最佳答案
y-3x=26
y=26+3x//
y-26=3x
(y-26)/3=x
x=(y-26)/3//
2007-08-03 10:49 pm
x=(y-26)/3
y=26+3x
2007-08-03 5:39 am
y=26+3x
x=-(26-y)/3


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