Question

The midpoint of CD is M (-3, -7). If the coordinates of C are (-2, -10), what are the coordinates of D?

Answer 1

The answer is (-4,-4) ^

Answer 2

Answer: (-4, -4)

Explanation

2(-3) = -2 + X 2(-7) = -10 + Y

-6 = -2 + X -14 = -10 + Y

+2 +2 +10 +10

-4 = X -4 = Y