Question 158942
-4x-16y=16
-16Y=4X+16
Y=4X/-16+16/-16
Y=-X/4-1
{{{ graph( 300, 200, -6, 5, -10, 10, -x/4 -1) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, -x/4 -1). 
(-4,0) & (0-1)