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Answer :

Answer:

(-2, 8)

Step-by-step explanation:

Use the midpoint formula (see attachment)

x = (Xa + Xb)/2 = (3 - 7)/2 = -2

y = (Ya + Yb)/2 = (4 + 12)/2 = 8

so midpoint is (-2, 8)

View image Dt33183