The absolute value function is
.
Observe the graph:
\There are two translations.
\First translation is horizontal translation.
\The graph of
is the graph of
translated.
units right when
, and
units left when
.
Here
.
The graph of
translated
units to the left.
Second translation is vertical translation.
\The graph of
is the graph of
translated.
units up when
, and
units down when
.
Here
.
The graph of
translated
units down.
The graph of
is the graph of
translated
units to the left and
units down.
The equation is 
.