Explanation:
you draw a line (don't forget to put arrows on the end) then you put the point farthest to the left :(-9.1) and the point farthest to the right (-6.2).
in between these points you add the ponts -9,-8,-7-,6 respectively.
Answer:
3.1
because u have to take away the - sign if it is two negatives :3
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