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Use Matrices and Gauss-Jordan Elimination to Solve Systems
Solve the System

Question 147

Multiple Choice

Use Matrices and Gauss-Jordan Elimination to Solve Systems
Solve the system of equations using matrices. Use Gauss-Jordan elimination.
- x=6−y−zx−y+3z=−62x+y=8−z\begin{array} { l } x = 6 - y - z \\x - y + 3 z = - 6 \\2 x + y = 8 - z\end{array}


A) {(2,5,−1) }\{ ( 2,5 , - 1 ) \}
B) {(5,−1,2) }\{ ( 5 , - 1,2 ) \}
C) {(−1,5,2) }\{ ( - 1,5,2 ) \}
D) {(−1,2,5) }\{ ( - 1,2,5 ) \}

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