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If you mean: (5, 6) And (-4, -7) then the midpoint is at (0.5, -0.5)
If you mean points of (2, 4) and (2, -7) then the midpoint is at (2, -1.5)
If you mean points of (-2, 4) and (6, -4) then the midpoint is at (2, 0)
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If you mean points of (-4, 6) and (4, -2) then the midpoint is at (0, 2)
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