# Simplifying Rational Expressions

• April 7th 2009, 12:09 PM
planolerachel
Simplifying Rational Expressions
I have this problem that I am not sure that I am doing it correctly

ab-b^2/2a-2b the answer that I came up with is b

any assistance would be appreciated.

Thanks,(Thinking)
• April 7th 2009, 12:11 PM
running-gag
Hi

$\frac{ab-b^2}{2a-2b} = \frac{b(a-b)}{2(a-b)} = \frac{b}{2}$
• April 7th 2009, 12:12 PM
planolerachel
Thank you
That was quick...(Clapping)
• April 7th 2009, 12:43 PM
stapel
Quote:

Originally Posted by planolerachel
ab-b^2/2a-2b the answer that I came up with is b

any assistance would be appreciated.