Question

The coordinates of point T are ​(0​,4​). The midpoint of ST is ​(5,-7​). Find the coordinates of point S.

Answer 1

(10, -18)

Explanation:

midpoint formula: (sum of both x-values/2, sum of both y-values/2)

(0 + x)/2 = 5

x = 10

(4 + y)/2 = -7

y = -18