Solve the following system of equations by the Gauss-Jordan method. Write the solution if a unique solution exists. If no solution exists, write no solution. If infinitely many solutions exist, write infinitely many solutions, and express x, y, and z in terms of a parameter t. Show your work. (x + 3y2z = 4) 2x+6y4z = 1 2x+y3z = -7)

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