Determine If the Given Ordered Triple Is a Solution of the System

question 43

Multiple Choice

Determine if the given ordered triple is a solution of the system.
- $$\begin{array} { l } ( 0,2 , - 5 ) \\\left\{ \begin{aligned}x - y + 3 z & = - 17 \\2 x + z & = - 5 \\x + 2 y + z & = - 1\end{aligned} \right.\end{array}$$

• A) solution
• B) not a solution

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Definitions:

Marginal Cost

The cost incurred in producing one additional unit of a product or service.

Average Total Cost

The sum of all production costs divided by the quantity of output produced, representing the per-unit cost of production.

Mixers

Devices used for mixing components; in an economic context, could refer to firms or gadgets blending products in the market.

Range of Output

The difference between the maximum and minimum quantities of a product that a company can produce or sell over a certain period.