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The following is a system of two linear equations in two variables.     x  +  y  =  4 2x  +  2y  =  8 The graph of the first equation is the same as the graph of the second equation, so the system has  ---Select--- one solution no solution infinitely many solutions  . We express these solutions by writing x = t y =         where t is any real number. Some of the solutions of this system are    1,     ,    −2,     , and    6,     .

The following is a system of two linear equations in two variables.     x  +  y  =  4 2x  +  2y  =  8 The graph of the first equation is the same as the graph of the second equation, so the system has  ---Select--- one solution no solution infinitely many solutions  . We express these solutions by writing x = t y =         where t is any real number. Some of the solutions of this system are    1,     ,    −2,     , and    6,     .

College Algebra
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
Section5.1: Systems Of Linear Equations In Two Variables
Problem 4E
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The following is a system of two linear equations in two variables.

 
 
x  +  y  =  4
2x  +  2y  =  8

The graph of the first equation is the same as the graph of the second equation, so the system has  ---Select--- one solution no solution infinitely many solutions  . We express these solutions by writing

x = t
y =
 
 
 
 

where t is any real number. Some of the solutions of this system are 

 
1,  
 
, 
 
−2,  
 
, and 
 
6,  
 
.
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