Question

The midpoint of AB is M(6, 1). If the coordinates of A are (4,8), what are

the coordinates of B?

Answer 1

Explanation:

(4 + x)/2 = 6

4 + x = 12

x = 8

(8 + y)/2 = 1

8 + y = 2

y = -6

B(8, -6)