Question

The midpoint of MN is point P at (–4, 6). If point M is at (8, –2), what are the coordinates of point N?

Answer 1

sub N= (x,y)

midpoint= ((x+8)/2, (y+(-2))/2)

(x+8)/2=-4 and (y-2)/2=6

x+8=-8 and y-2=12

x=-16 and y=14

N=(-16,14)