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Describe how you would solve the systemx - 3z = 43x - 2y + 7z = -12x + z = 9

Algebra for College Students

10th Edition

ISBN:9781285195780

Author:Jerome E. Kaufmann, Karen L. Schwitters

Publisher:Jerome E. Kaufmann, Karen L. Schwitters

Chapter11: Systems Of Equations

Section11.1: Systems Of Two Linear Equations In Two Variables

Problem 84PS

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Question

Describe how you would solve the system

x - 3z = 4
3x - 2y + 7z = -1
2x + z = 9

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