To solve the system of equations using Gaussian elimination with back substitution.
Answer to Problem 96RE
The solution of the above system of equations is
Explanation of Solution
Given information :
Writing the above system of equation in the matrix form,
Writing the matrix in the augmented form,
Applying Gauss-Jordan elimination,
Now, from the last matrix, it is clear that above system of equations have infinitely many solutions.
So, let
Further,
Further,
So, the solution of the above system of equations is
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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