Asked by Anonymous

reduce rational expression x-5/x-9
Answered by Henry
(x-5)/(x-9) = (x-5)(x+5)/(x-9)(x+5) =
(x-5)(x+5))/(x^2+5x-9x-45) =
(x-5)(x+5))/(x^2-4x-45) =
(x-5)(x+5)/(x+5)(x-9) = (x-5)/(x-9)
Answered by Henry
OOPS!!
Please disregard the above calculations and answer.