The equation is
.
The line
is horizontal, there is no
-intercept.

Compare with
, where
is slope and
is
-intercept.
Slope
and
-intercept
.
Draw a coordinate plane.
\Plot the point
.
Since a horizontal line never moves up or down, the
coordinates of this line are always equals to
.
Draw a line through the point.
\Graph:
\
.
Slope
and
-intercept
.
Graph of
:
.