Question 155074
2x+y=5 
Y=-2X+5 (RED LINE)
3x-y=10
-Y=-3X+10
Y=3X-10 (GREEN LINE)
{{{ graph( 300, 200, -6, 5, -12, 10, -2x +5, 3x -10) }}} (graph 300x200 pixels, x from -6 to 5, y from -12 to 10, of TWO functions -2x +5 and 3x -10).
SOLUTION (3,-1).