Question

Simplify the rational expression: x−5 x 2 −x−20



A.

x−4





B.

x+4





C.

x 2 −15





D.

1 x+4

Answer 1

@jim_thompson5910 please help?

Answer 2

That's not a Rational Expression subject to the sort of simplification you seem to be attempting. Do you mean \[\dfrac{x-5}{x^{2} - x - 20}\]?

Factor the denominator and see if you notice anything convenient.

Answer 3

no. what I put is exactally what the problem is.

Answer 4

If you did, it is printed quite badly. I can't really tell you how to save that!

Answer 5

well, this is exactally how the problem looks