Question 82166
x+3y=-9
3y=-x-9
y=-x/3-9/3
y=-x/3-3 therefore the y intercept is (0,-3)
{{{ graph( 300, 200, -6, 5, -10, 10, y = -x/3 -3) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = -x/3 -3).