2x + y -z = -8 2y + 3z = -6
x + y + z = -4
2
For the following matrix, which of the following matrix operations would result in an = 1?
Multiply row 2 by -1 and add it to row 1.
Multiply row 3 by -4 and add it to row 1.
O Multiply row 1 by -
O Multiply row 1 by
1