recall,
slope formullar is:
M = y2 - y1/x2 - x1
so taking two points from the table to represent y1, y2, x1 and x2
let x1 = 3
x2 = 7
y1 = -2
y2 = 6
so,
M = 6 - (-2)/7 - 3
M = 6 + 2/7 - 3
M = 8/4
M = 2
therefore, the slope is 2
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