Respuesta :

sqdancefan

Answer:

  (-1, -3)

Step-by-step explanation:

The midpoint coordinates are the average of the respective end point coordinates:

  M = (P +Q)/2

  M = ((-7, 1) +(5, -7))/2 = (-7+5, 1-7)/2 = (-2, -6)/2

  M = (-1, -3) . . . . the midpoint of PQ

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