MrMcNerdoTheNerdLord MrMcNerdoTheNerdLord 19-11-2020 Mathematics contestada x-z=-3 y+z=9 y+z=7 A. x= 2, y= 4, z= 5 B. x= 7, y= 9, z= 0 C. x= 0, y= 2, z= 7 D. x= -2, y= 14, z= -5