Question

The midpoint of AB is M(-2, 2). If the coordinates of A are (-8, -1), what are
the coordinates of B?

Answer 1

Answer:

(4, 5)

Step-by-step explanation:

Let the coordinates of B be (x,y).

$\frac{-8+x}{2}=-2 \implies x=4 \\ \\ \frac{-1+y}{2}=2 \implies y=5 \\ \\ \therefore B=(4, 5)$