Question 418616
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Hi
System representing 2 lines:
3x+3y=7  OR y = -x +7/3 
3x+ y=7  OR y = -3x+7
In this example, the two lines intersect at Pt(14/6,0)

{{{drawing(300,300,   -10,10,-10,10,  
 grid(1),
circle(14/6, 0,0.4),
graph( 300, 300, -10,10,-10,10,0,-3x+7,-x+ 7/3))}}}