Solve by the elimination method. 9x- y= 20 x+2y = 17 %3D

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
Section9.2: The Substitution Method
Problem 26WE
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Solve by the elimination method.
9x- y= 20
x+2y 17
Transcribed Image Text:Solve by the elimination method. 9x- y= 20 x+2y 17
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