Solve the System $\left(\begin{array}{llll}x&-&5 y&+&2 z & = & 24 \\2 x&+&2 y&+&4 z & = & 12 \\2 x&-&2 y&-&3 z & = & -4\end{array}\right)$

question 144

Multiple Choice

Solve the system. $\left(\begin{array}{llll}x&-&5 y&+&2 z & = & 24 \\2 x&+&2 y&+&4 z & = & 12 \\2 x&-&2 y&-&3 z & = & -4\end{array}\right)$

• A) x = 1, y = -6, z = 3
• B) x = 0, y = -4, z = 1
• C) x = 0, y = -7, z = 1
• D) x = 1, y = -3, z = 4

Understand the circular flow model and its implications for economic activity.

Explain the function of money as a medium of exchange.

Identify the flow of revenues and expenditures in the market system through the circular flow diagram.

Acknowledge the concept of costs and how they are determined in the market system.

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Definitions:

Amortization

The process of gradually writing off the initial cost of an asset over its useful life or pay down the principal of a loan over time.

Par Value

The nominal or face value of a stock or bond, as stated by the issuing corporation.