One endpoint of a line segment has coordinates represented by (x+4,12y). The midpoint of the line segment is (3,−2). How are the coordinates of the other endpoint expressed in terms of x and y?

A: (2x−2,1/2y−2)
B: (10−x,−1/2y)
C: (x+2,2−1/2y)
D: (2−x,−4−1/2y)