Question

A point P (2,-1) equdistant from the points (2,7) and (-3,a). Find a.​​

Answer 1

According to the question

p (2,-1) is the midpoint of A (2,7) and B(-3,a)

2+(-3) 7+a

So 2,-1 = ______ , _____

2. 2

7+a

that means _____ = -1

2

7+a=-2

a=-9

HOPE THIS HELPS YOU