Solve the liner system: 2X1 + 3X2 -3X3 + X4 + X5 = 7 3X1 + 2X3 + 3X5 = -2 2X1 + 3X2 -4X4  = 3 X3 + X4 + X5 = 5

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 the liner system:

2X1 + 3X2 -3X3 + X4 + X= 7

3X1 + 2X3 + 3X= -2

2X1 + 3X2 -4X4  = 3

X3 + X4 + X= 5

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