SOLUTION: solve each system by using an augmented matrix. the answer cannot be no solution.
x+y+z=-2
2x-y-z=-1
3x+2y+4z=-15
the answers should be x=-1 y=4 z=-5
please show steps of solu
Hi,
solve each system by using an augmented matrix. the answer cannot be no solution.
x+y+z=-2
2x-y-z=-1
3x+2y+4z=-15
the answers should be x=-1 y=4 z=-5
please show steps of solution