Apply midpoint formula:
[tex]\text{Midpoint = }\frac{x1+x2}{2},\text{ }\frac{y1+y2}{2}[/tex]Point 1 = (x1,y1) = (8,-2)
Point 2 = (x2,y2) = (-4,6)
Replace in the formula:
[tex]\text{Midpoint = }\frac{8-4}{2},\frac{-2+6}{2}=\frac{4}{2},\frac{4}{2}=2,2[/tex]Midpoint = (2,2)