linear equations beginner

zhouni

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Joined
Jan 31, 2011
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1
when doing equations like x+y =4 and x-7 = 5
Do you always only solve for the y axis? & why?
thank you
 
zhouni said:
when doing equations like x+y =4 and x-7 = 5
Do you always only solve for the y axis? & why?
thank you

What do you mean by doing?

Please give some examples of doing.
 
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