SOLUTION: Simiplify by removing factor of 1 (z^2-8z+7)/(z^2+4z-5)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Simiplify by removing factor of 1 (z^2-8z+7)/(z^2+4z-5)      Log On


   

Question 468467: Simiplify by removing factor of 1 (z^2-8z+7)/(z^2+4z-5)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Simiplify by removing factor of 1 (z^2-8z+7)/(z^2+4z-5)
-----
[(z-7)(z-1)]/[(z+5)(z-1)]
----
Cancel the common factor (z-1) to get:
----
= (z-7)/(z+5)
===============
Cheers,
Stan H.
===============