Use the Gauss-Jordan Elimination method to solve {−7x+2y=−3−4x+y=−3 . Show your steps. Change the system of equations to a matrix:

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter6: Matrices And Determinants
Section: Chapter Questions
Problem 6T: Use Gaussian elimination to find the complete solution of the system, or show that no solution...
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Use the Gauss-Jordan Elimination method to solve {−7x+2y=−3−4x+y=−3

. Show your steps.

Change the system of equations to a matrix:

     
     

 

 

↓ Get a 1 in row 1, column 1

 

 

 
     
     

↓ Get a 0 in row 2, column 1

 

 

     
     
 

↓ Get a 1 in row 2, column 2

 

 

     
     
     
 
 

↓ Get a 0 in row 1, column 2

 

 

     
     

 

The answer is (x,y) = _______

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