SOLUTION: what is difference between 2X2=4XY-3ANDX2-2XY-4

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Question 83535: what is difference between 2X2=4XY-3ANDX2-2XY-4
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
MAYBE THERE IS A MISTAKE IN ONE OR BOTH EQUATIONS. ONE HAS AN = SIGN THE OTHER ONE DOESN'T. ARE THEY BOTH CORRECT?????