The midpoint of the line segment from P 1 to P 2 is (−5,6). If P 1 equals= (−9,8)​, what is P 2?

Answer 1

Solve for the coordinates of P₂(x₂,y₂) from

-5 = (-9 + x₂) / 2

6 = (8 + y₂) / 2

You should be able to finish from here.