Question

The coordinate of the midpoint of segment AB is (–7,4). Find the coordinate of A if the coordinate of B is (1,3). Answer is the form of an ordered pair.

Thank you!

Answer 1

(-15, 5)

Explanation:

(x + 1)/2 = -7

x + 1 = -14

x = -15

(y + 3)/2 = 4

y + 3 = 8

y = 5

Answer: (-15, 5)