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Mathematics, 11.02.2021 02:30 JaylahtheSmarrtie

The matrix below represents a system of equations. 2
-1
-3
-20
-2 -6
6
-4
3
-2
-9
Which matrix represents 3 R2+R3-R3?

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The matrix below represents a system of equations. 2
-1
-3
-20
-2 -6
...
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