SOLUTION: How do you use the FOIL method to solve 39×47
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Question 971118: How do you use the FOIL method to solve 39×47
Answer by reviewermath(1029) (Show Source): You can put this solution on YOUR website!
How do you use the FOIL method to solve 39×47
Solution:
39×47 = (40 - 1)(40 + 7)
=(40)(40) + (40)(7) + (-1)(40) + (-1)(7)
= 1600 + 280 - 40 - 7
=
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