2x + 4y + z = 7 -x + y- z = x + 4y = -2

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
Chapter6: Fractions
Section6.1: Simplifying Fractions
Problem 30WE
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Solve teh system of equations by converting to a matrix equation and using the inverse of the coefficient matrix. 

2x + 4y + z = 7
-x + y- z =
x + 4y
= -2
Transcribed Image Text:2x + 4y + z = 7 -x + y- z = x + 4y = -2
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