SOLUTION: I can't solve this problem z^2-49/7-z for removing factors of 1.

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Question 336197: I can't solve this problem z^2-49/7-z for removing factors of 1.
Answer by galactus(183)   (Show Source): You can put this solution on YOUR website!

Factor the numerator:

Multiply by -1:

Cancel the 7-z:

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