SOLUTION: Subtract. Simplify if possible 9/7w^2-7w - 2/7w-7?

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Question 394872: Subtract. Simplify if possible 9/7w^2-7w - 2/7w-7?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
9/7w^2-7w - 2/7w-7
= 9/7w(w-1) - 2/7(w-1)
= (9-2w) / (7w(w-1))