Answer:
(-2.5, 3) is your answer.
Step-by-step explanation:
What you do is you have to use the midpoint formula which is:
(x_1+x_2/2) , (y_1+y_2/2).
The -9 and the 4 are the x and the 13 and -7 are the y.
(-9+4/2) , (13+-7/2)=
(-2.5, 3) is your answer.
