From the sum of 5-9i and -4+7i subtract 14-3i

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

If chord ab is congruent to chord cd, then what must be true about ef and eg?