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X1 + X2 + 2x3 = 2 ) {2x, — 5 + 2x2 + 4xз

X1 + X2 + 2x3 = 2 ) {2x, — 5 + 2x2 + 4xз

Algebra: Structure And Method, Book 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
Section9.4: The Addition-or-subtraction Method
Problem 3OE
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By using Gauss, solve the linear equations given below:

X1 + x2 + 2x3 = 2 b) {2x1 + 2x2 + 4x3 = 5
Transcribed Image Text:X1 + x2 + 2x3 = 2 b) {2x1 + 2x2 + 4x3 = 5
X1 + x2 – X3 = 0 а) {3x1 — 2х2 + Xз — 2 a 2x1 – x2 + x3 = 3
Transcribed Image Text:X1 + x2 – X3 = 0 а) {3x1 — 2х2 + Xз — 2 a 2x1 – x2 + x3 = 3
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