Question 427709
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Hi
Use a graph to solve the following system of equations
-x+y=-4  OR  y = x-4   (0,-4) and (4,0) on this line
 x+y=-2  OR  y = -x+2  (0,2) and (2,0) on this line
 (3,-1) the point of intersection and is the solution for this sytem
{{{drawing(300,300,   -6, 6, -6, 6, grid(1),
circle(0,-4,0.3),
circle(0, 2,0.3),
circle(4, 0,0.3),
circle(2, 0,0.3),
graph( 300, 300, -6, 6, -6, 6,0,x-4,-x+2))}}}