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OpenStudy (cedric):
simplify 15x + 15 over x^2 - 1
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OpenStudy (lgbasallote):
\[\large \frac{15x+15}{x^2 - 1} \implies \frac{15(x+1)}{(x+1)(x-1)}\] i just factored out the nummerator and denominator\ do you know what to do next now?
OpenStudy (cedric):
yes you eliminate the problems that cancle each other out right/?
OpenStudy (lgbasallote):
yup
OpenStudy (cedric):
then with that you have 15 over x-1
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