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