Solve using an augmented matrix. 2x1 + x2 = 4.x1 – x2 = -7 1
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
Section9.5: Multiplication With The Addition-or-subtraction Method
Problem 12MP
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Transcribed Image Text:Solve using an augmented matrix.
2x1 + x2 =
4.x1 – x2 = -7
1
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