Quadrilateral LMNO has diagonals that intersect at point P. If LP = 6x – 5, MP = y + 25, NP = 4x + 17, and OP = 5y + 29, find the values of x and y such that LMNO is a parallelogram.



A.
x = 11, y = 1
B.
x = 10, y = –1
C.
x = 11, y = –1
D.
x = –1, y = 11