Solve the system of equations by transforming a matrix, representing the system of equations into reduced row echelon form
2x + y - 3z = -19
x + 2y+ z = -4
x - y + 5z = 21

What is the solution to the system of equations?

Solve the system of equations by transforming a matrix representing the system of equations into reduced row echelon form 2x y 3z 19 x 2y z 4 x y 5z 21 What is class=