In Exercises 8188, use matrices to solve the system of equations, if possible. Use

Chapter 8, Problem 82

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Gaussian Elimination with Back-Substitution In Exercises 81-88, use matrices to solve the system of equations, if possible. Use Gaussian elimination with back-substitution.

\(\left\{\begin{array}{l} 2 x-5 y=2 \\ 3 x-7 y=1 \end{array}\right.\)

Text Transcription:

{_3x - 7y = 1  ^2x - 5y = 2

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