[Solved] Use the inverse of the coefficient matrix

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Use the inverse of the coefficient matrix to solve the system of equations. x + 4y + 3z = 4 x - 6y - 4z

Use the inverse of the coefficient matrix to solve the system of equations. x + 4y + 3z = 4 x - 6y - 4z = 21 2x + 5y + 4z = 30 Identify the inverse of the coefficient matrix. (Type an integer or simplified fraction for each matrix element.)

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