You can put this solution on YOUR website! They are shown in order of increasing x coordinate. Check to see that the slopes between neighboring-listed points are all equal. .....
.... They are equal.
That means, change in y divided by change in x is the same value between any pair of points listed. Staying with purely algebraic thinking, what you do next depends on which form of equation you are comfortable to use.
; .
Choose ANY point from the list.
PICKING: (4,9);
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EQUATION:
(