
To solve the system of linear equations by Gaussian Elimination method.

Answer to Problem 39RE
Explanation of Solution
Given information:
Use Gaussian elimination to solve the system of linear equations and check any solutions algebraically.
Calculation:
Consider the given system of equations,
Multiply equation
Now the new system of equations is,
Multiply equation
Now the new system of equations is,
Add equation
Substitute
Now Substitute
Hence,
Chapter 7 Solutions
EBK PRECALCULUS W/LIMITS
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