Question 910442
y=3x+6  P(0,6) and (-2,0) on this line.  Plot and connect with a line...
{{{drawing(300,300,   -10,10,-10,10,   
 grid(1),
circle(0, 6,0.4),
circle(-2,0,0.4),
graph( 300, 300, -10,10,-10,10,0, 3x+6))}}}