Use Cramer's rule and solve 6x-4z=26 7x+8y+5z=122 9x-9y=54

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.4: The Addition-or-subtraction Method
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Use Cramer's rule and solve

6x-4z=26

7x+8y+5z=122

9x-9y=54

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