SOLUTION: Why does a positive integer multiplied by a negative integer equal a negative integer? I need the answer by monday.

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Question 11384: Why does a positive integer multiplied by a negative integer equal a negative integer? I need the answer by monday.
Answer by elima(1433) About Me  (Show Source):
You can put this solution on YOUR website!
Why does a positive integer multiplied by a negative integer equal a negative integer?
Use this example:
4 x -2 = -8
If you loose 2 yards on a football field for 4 plays you are loosing a total of 8 yards.
4 x -2 = -8