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Mathematics 7 Online
OpenStudy (anonymous):

5/x+3. - 3x+9/x2-9

OpenStudy (tkhunny):

I have to warn you that this is very bad notation. Remeber your Order of Operations. 5/(x+3) - (3x+9)/(x^2-9) You need to see that this is an ENTIRELY different problem than what you wrote. Factor that second denominator and see if you get the vision.

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