Question
Asked Nov 25, 2019
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Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back-substitution. (If not possible, enter IMPOSSIBLE. If the system is dependent, set y
a and
solve for x in terms of a.)
2x 6y =
2x 3y -11
-8
(х, у) %3D
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Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back-substitution. (If not possible, enter IMPOSSIBLE. If the system is dependent, set y a and solve for x in terms of a.) 2x 6y = 2x 3y -11 -8 (х, у) %3D

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Expert Answer

Step 1

We need to solve the system of equations by Gaussian Elimination with back substitution.

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Step 2

Now, writing the augmented matrix for ...

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2611 -8 2 3 We will perform row reduction on this matrix to obatin the value of y R2R1-R2 [2 6-81 Lo 3 3 R2 R2 -81 3 [2 R1 1 3 Lo 1 R1 From the above matrix, we can write the following equations х+ Зу %3D — 4 -- (1) and, y =1

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