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Solve the system of equations, using a matrix or otherwise. If the system has an infinite number of solutions, express them in terms of

Solve the system of equations, using a matrix or otherwise. If the system has an infinite number of solutions, express them in terms of the parameter z. 2x + 12y 16z = 42 6x + 7y 19z = 10 -2x 4y + 8z = -10 = y = Z =

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