Answer
$\frac{1}{7}$
Work Step by Step
The absolute value of x, written by the form $|x|$, is the distance between x and 0 on the number line. It is equal to:
x if $x\geq0$
-x if $x\lt0 $
Since $-\frac{1}{7}\lt0$, $|-\frac{1}{7}|=\frac{1}{7}$