Question 208570
x + 3y = 6 
(a line perpendicular to & passing through (-3,3))
3Y=-X+6
Y=-X/3+6/3
Y=-X/3+2 THIS LINE HAS A SLOPE=-1/3.
A PERPENDICULAR LINE HAS A SLOPE=3
3=-3*3+b
3=-9+b
3+9=b
b=12 THE Y INTERCEPT OF THE PERPENDICULAR LINE.
Y=3X+12
{{{ graph( 300, 200, -6, 5, -10, 20, 3x +12) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 20, 3x +12).