• Jun 4th 2008, 05:23 PM
heather_meaghan
the reciprocal of 4 plus the reciprocal of 5 is the reciprocal of what number?

thanks.
• Jun 4th 2008, 05:24 PM
Jhevon
Quote:

Originally Posted by heather_meaghan
the reciprocal of 4 plus the reciprocal of 5 is the reciprocal of what number?

$\frac 14 + \frac 15 = \frac 1x$ now solve for $x$