SOLUTION: Can someone help me subtract this rational expression??? PLEASE!! 5a-12 over a^2-8a+15 - 3a-2 over a^2-8a+15 so far I have 5a-12-3a+2 over a^2-8a+15......now I am stuck! Hel

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Can someone help me subtract this rational expression??? PLEASE!! 5a-12 over a^2-8a+15 - 3a-2 over a^2-8a+15 so far I have 5a-12-3a+2 over a^2-8a+15......now I am stuck! Hel      Log On


   



Question 54480: Can someone help me subtract this rational expression??? PLEASE!!
5a-12 over a^2-8a+15 - 3a-2 over a^2-8a+15
so far I have 5a-12-3a+2 over a^2-8a+15......now I am stuck! Help!!
Thank you so much!
ac

Answer by wgomero(28) About Me  (Show Source):
You can put this solution on YOUR website!
(5a -12 - 3a + 2) / (a^2 - 8a + 15)
(2a -10)/((a -5)(a - 3)) = 2(a -5)/((a -5)(a - 3))
cancel (a -5) from numerator and denominator
= 2/(a -3)