Solve the System in Terms of the Arbitrary Variable X $$\begin{array} { r } x + y + z = 9 \\4 x - 3 y + 2 z = 7\end{array}$$

question 352

Multiple Choice

Solve the system in terms of the arbitrary variable x.
- $$\begin{array} { r } x + y + z = 9 \\4 x - 3 y + 2 z = 7\end{array}$$

• A) \(\left. \left\{ x , \frac { 2 x - 11 } { 5 } , \frac { - 7 x + 34 } { 5 } \right) \right\}\)
• B) \(\left\{ \left( x , \frac { 2 x + 11 } { 5 } , \frac { - 7 x + 34 } { 5 } \right) \right\}\)
• C) \(\left\{ \left( x , \frac { 2 x + 11 } { 5 } , \frac { x + 34 } { 5 } \right) \right\}\)
• D) \(\varnothing\)

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Definitions:

Next Period

Refers to the subsequent accounting period or time frame following the current one.

Retail Method

An inventory estimation technique used in retail, which calculates the ending inventory balance using the cost-to-retail price ratio.

Estimated Inventory

An approximate calculation of a company's inventory, used when an exact count is not feasible and typically utilized in a periodic inventory system.

Gross Profit Method

An inventory estimation technique that calculates cost of goods sold and ending inventory based on gross profit margin.