Solve the system x - 3z = -5, 2x - y + 2z = 16 and 7x - 3y - 5z = 19 by the method of your choice.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Chapter9: Solving Quadratic Functions
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Solve the system x - 3z = -5, 2x - y + 2z = 16 and 7x - 3y - 5z = 19 by the method of your choice.

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