SOLUTION: How do I simplify this problem and the steps for it. x^2-4x+2xy-8y I know that the answer is (x-4)(x+2y) but do not know how to get there.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: How do I simplify this problem and the steps for it. x^2-4x+2xy-8y I know that the answer is (x-4)(x+2y) but do not know how to get there.       Log On


   

Question 46019: How do I simplify this problem and the steps for it.
x^2-4x+2xy-8y I know that the answer is (x-4)(x+2y) but do not know how to get there.
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
x^2 - 4x + 2xy - 8y
(x^2 - 4x) + (2xy - 8y)
x(x - 4) + 2y(x - 4)
(x + 2y)(x - 4)