Verify that x = -4, y = 4, z = -2 is a solution of this

Last updated: 7/11/2022

Verify that x = -4, y = 4, z = -2 is a solution of this system of equations: {x+y+z= -1x -y +4z = -12 2x+y +z = -5 A) Not a solution B) Solution