Question 263464
slope=-2 through (3,6)
Y=mX+b
6=-2*3+b
6=-6+b
b=6+6
b=12 the Y intercept.
Y=-2x+12 is the line equation.
{{{ graph( 300, 200, -6, 10, -10, 15, -2x +12) }}} (graph 300x200 pixels, x from -6 to 10, y from -10 to 15, -2x +12).