Solve the System of Equations by the Substitution Method $\begin{aligned}- 2 x - 3 y & = - 21 \\x & = - 5 y\end{aligned}$

question 71

Multiple Choice

Solve the system of equations by the substitution method.
- $\begin{aligned}- 2 x - 3 y & = - 21 \\x & = - 5 y\end{aligned}$

• A) \(\{ ( 16 , - 3 ) \}\)
• B) \(\{ ( 15 , - 3 ) \}\)
• C) \(\{ ( 15,3 ) \}\)
• D) \(\{ ( - 3,15 ) \}\)

Comprehend Erikson's theory of stages of life, particularly the intimacy versus isolation stage in early adulthood.

Recognize the impact of work schedules and career choices on stress levels and life satisfaction in dual-earner families.

Understand sociocultural influences on relationship structures, including marriage, cohabitation, and polygamy.

Grasp the underlying factors that lead to separation anxiety in parents when children leave home for college.

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Definitions:

Options

Financial derivatives that give the buyer the right, but not the obligation, to buy or sell an underlying asset at an agreed-upon price within a certain period.

Held

When securities are retained in an investment portfolio without being sold.

Financial Engineering

Creating and designing securities with custom-tailored characteristics.

Securities

Securities are financial instruments that represent an ownership position in a publicly-traded corporation (stock), a creditor relationship with a governmental body or a corporation (bond), or rights to ownership as represented by an option.