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Solve the System by Using the Inverse of the Coefficient 5xy5z=434x+4z=326y+z=24\begin{array} { c } - 5 x - y - 5 z = - 43 \\4 x \quad + 4 z = 32 \\6 y + z = 24\end{array}

Question 322

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- 5xy5z=434x+4z=326y+z=24\begin{array} { c } - 5 x - y - 5 z = - 43 \\4 x \quad + 4 z = 32 \\6 y + z = 24\end{array}


A) {(2,6,3) }\{ ( 2,6,3 ) \}
B) {(2,3,4) }\{ ( - 2,3,4 ) \}
C) \varnothing
D) {(2,3,6) }\{ ( 2,3,6 ) \}

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