Answer
(-3, 5)
Work Step by Step
The coordinates of the midpoint are $(\frac{x_{1}+{x_{2}}}{2}, \frac{y_{1}+{y_{2}}}{2})$. In this case $(\frac{-6+{0}}{2}, \frac{1+{9}}{2})$ = (-3, 5)
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.