Question

simplify 15x + 15 over x^2 - 1

Answer 1

\[\large \frac{15x+15}{x^2 - 1} \implies \frac{15(x+1)}{(x+1)(x-1)}\]
i just factored out the nummerator and denominator\

do you know what to do next now?

Answer 2

yes you eliminate the problems that cancle each other out right/?

Answer 3

yup

Answer 4

then with that you have 15 over x-1