y + z = -2 x + 2y - z = — w + 2x + у+2z — — 1 w+ x — у 2w - х + = 7

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
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Chapter2: Matrices
Section2.2: Properties Of Matrrix Operations
Problem 14E: Solve for X in the Equation, given A=-2-1103-4 and B=0320-4-1 a X=3A2B b 2X=2AB c 2X+3A=B d...
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Use Gaussian elimination to find the complete solution to the given system of equations, or show that none exists.

y + z = -2
x + 2y - z =
— w + 2x + у+2z — — 1
w+ x — у
2w - х +
= 7
Transcribed Image Text:y + z = -2 x + 2y - z = — w + 2x + у+2z — — 1 w+ x — у 2w - х + = 7
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