Answer:
(-2, 2)
Step-by-step explanation:
[tex]Midpoint \: of \: segment \: CD \\\\ = \bigg( \frac{ - 4 + 0 }{2}, \: \: \frac{7 + ( - 3)}{2} \bigg) \\ \\ = \bigg( \frac{ - 4 }{2}, \: \: \frac{7 - 3}{2} \bigg) \\ \\ = \bigg( \frac{ - 4 }{2}, \: \: \frac{4}{2} \bigg) \\ \\ = ( - 2, \: \: 2)[/tex]