Use the Gauss-Jordan Method to Solve the System of Equations $$\begin{array}{l}x+y+z=7 \\x-y+2 z=7 \\2 x+3 z=14\end{array}$$

question 57

Multiple Choice

Use the Gauss-Jordan method to solve the system of equations.
- $$\begin{array}{l}x+y+z=7 \\x-y+2 z=7 \\2 x+3 z=14\end{array}$$

• A) \( \left(\frac{-3 z+14}{2}, \frac{z}{2}, z\right) \)
• B) \( \left(\frac{-3 z-14}{2}, \frac{z}{2}, z\right) \)
• C) \( \left(\frac{-3 z+14}{2}, 2 z, z\right) \)
• D) \( \left(\frac{3 z+14}{2}, \frac{z}{2}, z\right) \)

---

Definitions:

Marketing Chain

The marketing chain refers to the sequence of intermediaries that goods or services pass through from the producer to the final consumer.

Deregulated

The reduction or elimination of government power in a particular industry, usually enacted to encourage competition and increase efficiency.

Banking

The industry involving the holding, lending, and managing of money and financial instruments for individuals, businesses, and governments.

Trucking

The industry or activity of transporting goods by road, typically involving large vehicles known as trucks.