yesimabadbih2125 yesimabadbih2125 20-02-2024 Mathematics contestada 1) Consider the system 3x − 9y + 6z = −12 x − 3y + 2z = −4 2x − 6y + 5z = 9 a) Write down the augmented matrix for the system. b) Put the system into reduced row echelon form. c) Find the solution(s).