Solve the System by the Addition Method $$\left\{ \begin{array} { l } 5 x + 7 y = 54 \\5 x + 2 y = 69\end{array} \right.$$

question 26

Multiple Choice

Solve the system by the addition method.
- $$\left\{ \begin{array} { l } 5 x + 7 y = 54 \\5 x + 2 y = 69\end{array} \right.$$

• A) \(\varnothing\)
• B) \(\{ ( - 15,5 ) \}\)
• C) \(\{ ( 15 , - 3 ) \}\)
• D) \(\{ ( x , y ) \mid 5 x + 2 y = 69 \}\)

Recognize the mechanism of delegation between federal and provincial governments and its implications.

Understand the role and limitations of statutes in the Canadian legal system.

Understand the condition under which a monopolistically competitive firm earns positive or negative economic profits.

Recognize the profit-maximization rule (MR = MC) for monopolistically competitive firms and its implications for firm operations.

---

Definitions:

Natural Resource Base

The stock of natural resources, like water, land, and minerals, that a country or region possesses, which can be used for economic gain.

Human Resource Department

The department within an organization responsible for managing employee-related functions, such as recruitment, training, and compliance.

Success and Survival

The achievement of desired visions and planned goals paired with the ability to continue existing over time.

Leadership and Management

Refers to the skills, strategies, and processes involved in directing and controlling individuals or groups to achieve organizational goals.