Answer
See graph
Work Step by Step
$x-2y=-8$
To find the x-intercept, substitute 0 for y.
$x=-8$
$(-8,0)$
To find the y-intercept, substitute 0 for x.
$-2y=-8$
$y=4$
$(0,4)$
Plot these points and connect with a straightedge.
$f(x)=\frac{x+8}{2}$