Use Cramer's Rule to Solve the System of Equations $\begin{aligned}x - y & + 5 z = 4 \\3 x & + z = 0 \\x + 4 y & + z = - 16\end{aligned}$

question 91

Multiple Choice

Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.
$\begin{aligned}x - y & + 5 z = 4 \\3 x & + z = 0 \\x + 4 y & + z = - 16\end{aligned}$

• A) {(0,-4,4)}
• B) {(0,0,-4)}
• C) {(0,-4,0)}
• D) Cramer's rule does not apply since \(\mathrm { D } = 0 ; \varnothing\)

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