Posted by Anonymous on Tuesday, September 14, 2010 at 10:29am.
Check your second equation again. It has two "Y" terms.
Did you substitute a Y for an X?
i have redone this problem over and over and i just cant seem to get it..
You did not read or understand my comment.
The equation 3Y - 4Y = -66 has probably been typed incorrectly by you.
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