Answer:
( - 5, 1 )
Step-by-step explanation:
( [tex]\frac{x_{1} +x_{2} }{2}[/tex] , [tex]\frac{y_{1} +y_{2} }{2}[/tex] )
( [tex]\frac{-3-7}{2}[/tex] , [tex]\frac{8-6}{2}[/tex] ) = ( - 5, 1 )