Question: MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back-substitution. (If not possible,

MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back-substitution. (If not possible, enter IMPOSSIBLE. If the system is dependent, express x, y, z, and w in terms of the parameter a.) x - 4y + 3z - 2w = 11 3x - 2y + z - 4w= -19 -4x + 3y - 2z + W = -6 -2x + y - 4z + 3w = -12 ( x , y , Z, W ) = 6, - 1,0,8 x Need Help? Read It Watch It

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