Solve the given systems of equations by using the coefficient matrix. Use a calculator to perform the

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Solve the given systems of equations by using the coefficient matrix. Use a calculator to perform the necessary matrix operations and display the results and the check.

A + B + 2C − 3D = 15 

3A + 3B − 8C − 2D = 9 

6A − 4B + 6C + D = −6 

2A + 2B − 4C − 2D = 8

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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