SOLUTION: (x+y+4)(x+y-4)

Question 224847: (x+y+4)(x+y-4)
Answer by LtAurora(115) (Show Source): You can put this solution on YOUR website!
Multiply each part as follows:
First multiply the x in the first term to all of the second terms.
Second multiply the y in the first term to all of the second terms.
Third multiply the 4 in the first term to all of the second terms.
So:

Next combine like terms. Our and cancel, as do our and .
is then our answer.
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