Solve the System of Equations by Using an Inverse Matrix $$\begin{array} { l } 3 x + 5 y = - 10 \\- 2 x - 4 y = 6\end{array}$$

question 171

Multiple Choice

Solve the system of equations by using an inverse matrix.
- $$\begin{array} { l } 3 x + 5 y = - 10 \\- 2 x - 4 y = 6\end{array}$$

• A) \(( 5 , - 1 )\)
• B) \(( 1 , - 5 )\)
• C) \(( - 1,5 )\)
• D) \(( - 5,1 )\)

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Barriers To Entry

Elements that obstruct or discourage new entrants from smoothly accessing a market or business sector.

Monopolistic Competition

A market structure featuring many companies selling similar but not identical products, allowing for some degree of market power and product differentiation.

Pure Competition

A market structure characterized by a large number of small firms, identical products, and free entry and exit, leading to perfect competition.

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A market structure where a single company or entity is the sole provider of a particular product or service, without any close substitutes.