A 300 Kg Mass Is Located at X = 2

A 3.00 kg mass is located at x = 2.0 cm and y = 4.0 cm.A 3.00 kg mass is located at x = -5.0 cm and y = 2.0 cm.A 4.00 kg mass is located at x = 3.0 cm and y = -3.0 cm.Where is the location of the center of mass (x,y) ?

A) (0.60 cm,0.30 cm)
B) (0.90 cm,2.0 cm)
C) (3.0 cm,1.0 cm)
D) (0.30 cm,0.60 cm)
E) (3.9 cm,3.0 cm)