SOLUTION: (w-7) (w+3)

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Question 341796: (w-7) (w+3)
Answer by Jeannie1012(8) About Me  (Show Source):
You can put this solution on YOUR website!
TO solve this you have to foil. First, outside, inside, last.
(w-7) (w+3)
first: w * w = w^2
outside: w * 3 = w3
inside: w * -7 = -7w
last -7 * 3 = -21
so: w^2 + 3w - 7w - 21

Hope this helps. Good Luck!