Answer
0
Work Step by Step
y=-2 is a horizontal line with y-intercept -2.
Find pair solutions of y=-2
We let (x1,y1)=(0,-2) and (x2,y2)=(1,-2)
m=$\frac{(-2)-(-2)}{1-0}$=$\frac{0}{1}$=0
The slope of line y=-2 is 0
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