Solve Each System by Using Either the Substitution or the Elimination-By-Addition

question 131

Multiple Choice

Solve each system by using either the substitution or the elimination-by-addition method, whichever seems more appropriate. $$\left( \begin{array} { l } 3 x - 2 y = 1 \\9 x - 6 y = 7\end{array} \right)$$

• A) \(\{ ( x , y ) \mid 3 x - 2 y = 1 \}\)
• B) \(( - 7,7 )\)
• C) \(( 7,6 )\)
• D) \(( 4 , - 3 )\)
• E) inconsistent

Recognize the importance of making choices due to scarce resources and its impact on opportunity cost.

Understand the concept and significance of physical capital in production processes.

Explain the universal problem of scarcity across different societies.

Apply the concept of opportunity cost to everyday financial and non-financial decisions.

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Definitions:

Gender Identity

A person's own perception of their gender identity, which might differ from the sex designated at their birth.

Gender Role

Social and behavioral norms that are widely considered appropriate for individuals of a specific sex within a given culture.

Sex Characteristics

Physical or biological traits associated with male and female bodies, including both primary and secondary features.

Embryo Stage

This term refers to a period in prenatal development that covers the first 8 to 10 weeks after fertilization, where significant growth and organ development occur.