Question
Asked Dec 21, 2019
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For Exercise, solve the system by using Gaussian elimination or Gauss-Jordan elimination.

-2x+y=-16

x-2y==17

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Expert Answer

Step 1

Given,

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-2х + у %3D-16 =17

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Step 2

The augmented matrix of the system is

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-2 1 -16 -2 17

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Step 3

Now we perform elemental operations in the rows...

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R → R2 -2 17 1-16 -2 R2 → R2 + 2R1 |17 (1 0 -3|18 R3 →-R2 (1 -2|17 1-6 R1 → R1 + 2R2 (1 0 5 1-6

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