Write the Word or Phrase That Best Completes Each Statement $\begin{aligned}- 3 x ^ { 2 } - y ^ { 2 } & = 4 \\- 10 x ^ { 2 } + 3 y ^ { 2 } & = 64\end{aligned}$

question 91

Essay

Write the word or phrase that best completes each statement or answers the question.
Which method should be used to solve the system? Explain your answer, including a description of the first step.
- $\begin{aligned}- 3 x ^ { 2 } - y ^ { 2 } & = 4 \\- 10 x ^ { 2 } + 3 y ^ { 2 } & = 64\end{aligned}$

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Definitions:

Bottled Water

Drinking water packaged in plastic or glass bottles, often treated and sold for consumption.

Domestic Producers

Domestic producers are companies or individuals that create goods and services within a country's borders.

Comparative Advantage

An economic principle that states a country should produce and export goods and services for which it is relatively more efficient at producing than other countries.

Absolute Advantage

The ability of an entity to produce a good or offer a service more efficiently than its competitors, using fewer resources.