Solve the System of Equations by the Addition Method $\left\{ \begin{array} { l } - 3 x - 7 y = - 1 \\- 7 x - 4 y = 10\end{array} \right.$

question 1

Multiple Choice

Solve the system of equations by the addition method.
- $\left\{ \begin{array} { l } - 3 x - 7 y = - 1 \\- 7 x - 4 y = 10\end{array} \right.$

• A) \(( 2,1 )\)
• B) \(( 2 , - 1 )\)
• C) \(( - 2 , - 1 )\)
• D) \(( - 2,1 )\)

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Gross Margin

A company's revenue minus its cost of goods sold, divided by revenue, expressed as a percentage, indicating the percentage of revenue that exceeds the cost of goods sold.

Inventory

Inventory comprises the goods and materials a business holds for the purpose of resale or production.

Consolidated Net Income

The total earnings of a corporation, after taxes and expenses, including its subsidiaries, presented in a single financial statement.

Comprehensive Income

A measure of all changes in equity during a period except those resulting from investments by and distributions to owners.