SOLUTION: 9. Factor the following expression completely: 45x^3y – 80xy can someone assist me with this?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: 9. Factor the following expression completely: 45x^3y – 80xy can someone assist me with this?      Log On


   

Question 505966: 9. Factor the following expression completely:
45x^3y – 80xy
can someone assist me with this?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
=5xy(3x+4)(3x-4)