Question: Write the system of equations corresponding to the given augmented matrix using the variables x and y. Then perform the row operation Upper R 2

Write the system of equations corresponding to the given augmented matrix using the variables x and y. Then perform the row operation Upper R 2 equals negative 2 r 1 plus r 2

R2=2r1+r2 on the given augmented matrix.

Which of the following is the system of equations corresponding to the augmentedmatrix?

1 4 -9

[ ]

2 4 8

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