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

question 97

Multiple Choice

Determine if the given ordered triple is a solution of the system.
- $\left\{ \begin{array} { l } ( 2,3,1 ) \\ 4 x + 4 y + z = 18 \\ 5 x + 5 y - z = - 12\end{array} \right.$

• A) not a solution
• B) solution

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Definitions:

Aggregate Demand

All-encompassing demand for goods and services within an economic framework, fixed at a particular price point and time frame.

Interest Rates

represent the cost of borrowing money or the return on savings, playing a crucial role in influencing economic activity and financial decisions.

Planned Investment

The expenditure by businesses on capital goods that are intended to increase their productive capacity in the future.

Real Gross Domestic Product

The evaluation of a nation's economic output after adjusting for any price variations, including inflation or deflation, to reveal the genuine quantity of produced goods and services.