2w + x – 2y – z = 3 w – 2x + y + z = 4 8x + 7y + 5z = 13 3w + x – 2y + 2z = |

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 12RE
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Use Gaussian elimination to find the complete solution to the system of equations, or show that none exists.

2w + x – 2y –
z = 3
w – 2x + y + z = 4
8x + 7y + 5z = 13
3w + x – 2y + 2z =
|
Transcribed Image Text:2w + x – 2y – z = 3 w – 2x + y + z = 4 8x + 7y + 5z = 13 3w + x – 2y + 2z = |
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