Question 1197426
Graph showing -1 
Use number line. 
{{{number_line( 600, -10, 10, -1 )}}}
Graph showing (0,6) would be to place P(0,6) on a Cartesian Plane
as was done here

{{{drawing(300,300,    -10,10,-10,10,  
 grid(1),
circle(0, 6,0.4),

graph( 300, 300, -10,10,-10,10,0 ))}}}