SOLUTION: How can I solve the following set of equations by using Gauss Elimination Method;
2x + 3y + 4z = 12
3x + y + z = 4
x + 4y + z = 5
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Question 1140942: How can I solve the following set of equations by using Gauss Elimination Method;
2x + 3y + 4z = 12
3x + y + z = 4
x + 4y + z = 5
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Your matrix
Find the pivot in the 1st column and swap the 3rd and the 1st rows:
Eliminate the 1st column:
Make the pivot in the 2nd column by dividing the 2nd row by :
Eliminate the 2nd column:
Make the pivot in the 3rd column by dividing the 3rd row by :
Eliminate the 3rd column:
Solution set:
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