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Solve the System −0.4x+0.5y=−3.70.3y−0.1z=−1.1−0.1x+0.5z=−2.3\begin{aligned}- 0.4 x + 0.5 y & = - 3.7 \\0.3 y - 0.1 z & = - 1.1 \\- 0.1 x + 0.5 z & = - 2.3\end{aligned}

Question 31

Multiple Choice

Solve the system. If there is no unique solution, label the system as either dependent or inconsistent.
−0.4x+0.5y=−3.70.3y−0.1z=−1.1−0.1x+0.5z=−2.3\begin{aligned}- 0.4 x + 0.5 y & = - 3.7 \\0.3 y - 0.1 z & = - 1.1 \\- 0.1 x + 0.5 z & = - 2.3\end{aligned}


A) (3,−5,−3) ( 3 , - 5 , - 3 )
B) (3,−5,−4) ( 3 , - 5 , - 4 )
C) (6,−5,−4) ( 6 , - 5 , - 4 )
D) Dependent system (infinitely many solutions)

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