Simplify the rational expression [math]\frac{x−3}{3-x}[/math].
[list=1] [*]Identify any invalid values of the expression. [*]Rewrite the numerator with –1 as a factor. [*]Simplify the result to find an equivalent expression. [/list] This applet is provided by Walch Education as supplemental material for the [i]UCSS Secondary Math III[/i] program. Visit [url="http://www.walch.com"]www.walch.com[/url] for more information on our resources.