emilyfinkel28 emilyfinkel28 19-01-2018 Mathematics contestada What is the solution to the system? x+y+z=3 2x-y+2z=6 3x+2y-z=13 (−2, −1, 3) (4, 0, −1) (−4, 0, 1) (0, 3, 5)
