Respuesta :

( [tex]\frac{9}{2}[/tex], 3 )

to calculate the midpoint use the midpoint formula

midpoint = [ [tex]\frac{1}{2}[/tex](9 + 0), [tex]\frac{1}{2}[/tex](- 1 + 7)] = ([tex]\frac{9}{2}[/tex], 3 )