Question

M(8,3) is the midpoint between the points A(4,5) and B. Find the coordinates of B.

Answer 1

(12,-1)

Explanation:

Let the coordinates of v to be x and y

(4+x)/2=8

4+x=16

X=12

(5+y)/2=3

5+y=2×3

5+y=6

Y=-1

B(12,-1)