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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Question
By using Gauss' method, solve:
Transcribed Image Text:2х1 — Зx2 + 2x, —D — 14
b) {3x1 + x2 – 5x3 + 3x4 = 1
(4х, — 2х, —5хз — Зхд — 2.
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