Solve the System of Equations $$\begin{aligned}x + y & = - 3 \\3 x - 3 y + 2 z & = 11 \\x - z & = - 5\end{aligned}$$

question 104

Multiple Choice

Solve the system of equations.
- $$\begin{aligned}x + y & = - 3 \\3 x - 3 y + 2 z & = 11 \\x - z & = - 5\end{aligned}$$

• A) \(\{ ( - 1,4 , - 2 ) \}\)
• B) \(\{ ( 4 , - 2 , - 1 ) \}\)
• C) \(\{ ( 4 , - 1 , - 2 ) \}\)
• D) \(\{ ( - 1 , - 2,4 ) \}\)

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Fixed Cost

Expenses that do not change with the level of output or sales in the short term, such as rent or salaries.

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Manufacturing Overhead

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