Question 709279
1.)-4x+2y=4    
2y=4x+4
y=4x/2+4/2
y=2x+2 red line.
2.) -x+2y=-6
2y=x-6
y=x/2-6/2
y=x/2-3 green line.
{{{ graph( 300, 200, -6, 6, -10, 10, 2x +2, x/2 -3) }}}