SOLUTION: Perform the indicated row operation on the given augmented matrix. -2R₁ + R₂ → R₂ [ 8 2 | 1 ] [ -6 0 |-7 ] Please show me

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Question 964799: Perform the indicated row operation on the given augmented matrix.
-2R₁ + R₂ → R₂ [ 8 2 | 1 ]
[ -6 0 |-7 ]
Please show me how to set this up. Thank you!

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Perform the indicated row operation on the given augmented matrix.
-2R₁ + R₂ → R₂
R1::[ 8 2 | 1 ]
R2::[ -6 0 |-7 ]
-------
New R1:: [8 2 | 1]
New R2:: [(-2*8+(-6) = -22...(-2*2+0)= -4 |(-2*1)+(-7)= -9]
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Final Answer::
R1:: [8 2 | 1]
R2:: [-22 -4 | -9]
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Cheers,
Stan H.
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