Use Gaussian Elimination to Solve the System of Equations $$\begin{aligned}x - 4 z & = 2 \\2 y + 6 z & = 2 \\3 x - 3 y & = - 18\end{aligned}$$

question 33

Multiple Choice

Use Gaussian elimination to solve the system of equations.
$$\begin{aligned}x - 4 z & = 2 \\2 y + 6 z & = 2 \\3 x - 3 y & = - 18\end{aligned}$$

• A) (-2, 4, -1)
• B) (2, 0, 0)
• C) No solution
• D) Infinitely many solutions

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