Solve using a matrix x - y + 5z = 194x + z = 3x + 3y + z = -9
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
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
Problem 4MRE
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Solve using a matrix
x - y + 5z = 19
4x + z = 3
x + 3y + z = -9
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