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-10 can be plotted in the far left side
Start with -1,-2,-3,-4,-5,-6,-7,-8,-9 then -10
With a line plot. i think
I think you would divide 7 by 49 whivh would be 7 seconds per page.
The radius is 5 so you can add 5 to the y value of the center to get (3,8)