Question 121803
2X+Y=4 OR Y=-2X+4 (RED LINE)
X+Y=3 OR Y=-X+3 (GREEN LINE)
SOLUTION (1,2)
{{{ graph( 300, 200, -6, 5, -10, 10, y = -2x +4, y = -x +3) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = -2x +4 and y = -x +3).