coolmonkey8207 coolmonkey8207 07-06-2023 Mathematics contestada Find all solutions to the given linear system. 1. x−2y+z=0 2y−8z=8 2. x+2y−z+w=6 −4x+5y+9z=−9 −x+y+2z−w=3 2x−y+2z+2w=14 x+y−z+2w=8