This exercise refers to the following system. x − y + z = 2 −x + 2y + z = −3 2x + y − 2z = 3 To eliminate x from the third equation, we add _________ times the first equation to the third equation. The third equation becomes ___________.
This exercise refers to the following system. x − y + z = 2 −x + 2y + z = −3 2x + y − 2z = 3 To eliminate x from the third equation, we add _________ times the first equation to the third equation. The third equation becomes ___________.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter5: Systems Of Equations And Inequalities
Section5.2: Systems Of Linear Equations In Several Variables
Problem 1E: These exercises refer to the following system: If we add 2 times the first equation to the second...
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This exercise refers to the following system.
x | − | y | + | z | = | 2 |
−x | + | 2y | + | z | = | −3 |
2x | + | y | − | 2z | = | 3 |
To eliminate x from the third equation, we add _________ times the first equation to the third equation. The third equation becomes ___________.
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