Question 854186
= (x^2+4x-5)/(x^2-4x-5) 
= (x^2-4x-5 + 8x)/(x^2-4x-5)
= x^2-4x-5/x^2-4x-5 + 8x/(x+1)(x-5)
= 1 + 8x/(x+1)(x-5) [ANS.]