Answer:
the slope is -1/2
Explanation:
the formula for slope is m= y2-y1/x2-x1 (m is the slope)
the points are (-12,3) and (16,-11)
label the numbers
x1: -12
y1: 3
x2: 16
y2: -11
Now plug everything in
m=-11-3/16--12
m=-14/28
m= -1/2
Hope this helps!