By what number must the first row of the augmented matrix of Exercise 5 be multiplied so

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By what number must the first row of the augmented matrix of Exercise 5 be multiplied so that when it is added to the second row, the element in the second row, first column becomes 0?


Exercise 5

What is the augmented matrix of the following system?

3x + 2y = 5

-9x + 6z = 1

-8y + z = 4

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College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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