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Mathematics 7 Online
OpenStudy (anonymous):

How to add and subtract rational expressions? Ex 1: 3/x + 13/x-11 Ex 2: (x^2+2x)/(12x+54) - (3-x)/(8x+36) These are just two examples of questions that are difficult for me.

OpenStudy (anonymous):

I don't need just answers, I need the work too.

OpenStudy (anonymous):

You want to take both fractions under a common denominator.

OpenStudy (anonymous):

How would I do that?

OpenStudy (anonymous):

I can start the first one:|dw:1386447765587:dw|

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