Solve Linear Systems by Addition
- $$\begin{array} { r } 6 x + 2 y = - 6 \\- 6 x - 9 y = 48\end{array}$$

question 109

Multiple Choice

Solve Linear Systems by Addition
- $$\begin{array} { r } 6 x + 2 y = - 6 \\- 6 x - 9 y = 48\end{array}$$

• A) \(\{ ( 1 , - 6 ) \}\)
• B) \(\{ ( - 1,6 ) \}\)
• C) \(\{ ( - 1 , - 6 ) \}\)
• D) \(\varnothing\)

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Definitions:

Pure Monopolist

A market structure wherein a single company or entity has exclusive control over the production and sale of a particular product or service, with no close substitutes.

Marginal Revenue

The additional revenue that a company receives from selling one more unit of a product.

Incremental Sales

The increase in sales generated by a specific action or event, beyond what would normally have been expected.

Nondiscriminating Monopolist

A monopolist who charges a single price for all units of the output sold, reaching every consumer who is willing to pay at least this price, rather than charging different prices.