Using the matrix transformation method, solve this system. 2x+6y-4z = 1 x+3y-2z = 4 2x+y-3z = -7  

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Let us write the system as a matrix:

Let A be the matrix

2    6    -4    :   1    

1     3    -2   :   4

2     y      -3  : -7

We need to transform the matrix into the form :

1    0     0   :   a

0      1    0 :    b

0       0    1 : C     

Where a ,...

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