Simplify the rational expression [math]\frac{5}{x} • \frac{x+1}{x^2}[/math].

[list=1][br][*]Identify any invalid values of the expression.[br][/*][*]Multiply the expressions to form a single rational expression.[br][/*][*]Check for any common factors that might make it possible to further simplify the resulting expression.[br][/*][/list][br]This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit [url=http://www.walch.com/]www.walch.com[/url] for more information.