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Solve the System {x3yz=55x15y5z=252x+6y+2z=10\left\{ \begin{array} { r r } x - 3 y - z = & - 5 \\5 x - 15 y - 5 z = & - 25 \\- 2 x + 6 y + 2 z = & 10\end{array} \right.

Question 76

Multiple Choice

Solve the system.
- {x3yz=55x15y5z=252x+6y+2z=10\left\{ \begin{array} { r r } x - 3 y - z = & - 5 \\5 x - 15 y - 5 z = & - 25 \\- 2 x + 6 y + 2 z = & 10\end{array} \right.


A) (5,2,16) ( 5 , - 2,16 )
B) (2,5,12) ( - 2,5 , - 12 )
C) {(x,y,z) x3yz=5}\{ ( x , y , z ) \mid x - 3 y - z = - 5 \}
D) \varnothing

Correct Answer:

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