Question 217918
(-9,6) and (0,4)
Slope=(4-6)/(0+9)=-2/9
Y=-2X+b
4=-2/9*0+b
4=b the y intercept.
Y=-2x/9+4 is this line equation.
{{{ graph( 300, 200, -10, 18, -10, 10, -2x/9 +4) }}} (graph 300x200 pixels, x from -10 to 18, y from -10 to 10, -2x/9 +4).