Question 301281
Y=mX+b
m=slope.
-4=-2*-6+b
-4=12+b
b=-4-12
b=-16 ans. for the Y intercept.
Y=-2X-16 ans.
{{{ graph( 300, 200, -6, 5, -18, 10, -2x -16) }}} (graph 300x200 pixels, x from -6 to 5, y from -18 to 10, -2x -16).