Question 936672
4x + 4y = 2  0r   y = -x + .5
Plot P(0, 1/2)and  P(1/2, 0) AND connect with a line
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
circle(0, .5,0.2),
circle(.5,0, 0.2),
graph( 300, 300, -6, 6, -6, 6,0, -x + .5) )}}}