Slope = (y2 -y1)/ (x2- x1)
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Using the points (x, y)
Point 1 (-2,7) x1= -2 ; y1= 7
Point 2 (1,7) x2= 1 ; y2 = 7
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Replacing the points
Slope = (7 - 7)/ (1- (-2)) = 0/ 3 = 0
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Answer
Slope =0
