Solve the System by Using the Substitution Method $$\left( \begin{array} { l } y = - 4 x - 2 \\8 x - 2 y = - 60\end{array} \right)$$

question 342

Multiple Choice

Solve the system by using the substitution method. $$\left( \begin{array} { l } y = - 4 x - 2 \\8 x - 2 y = - 60\end{array} \right)$$

• A) (-4, 14)
• B) (14, -4)
• C) (-4, -18)
• D) infinitely many solutions
• E) no solutions

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Definitions:

Market Price

The existing trade value at which an asset or service can be acquired or disposed of.

Short Run

A period in which at least one input (e.g., capital) is fixed and cannot be changed, affecting a firm's capacity to adjust production levels.

ATC Curve

The ATC Curve, or Average Total Cost Curve, graphically represents the average cost per unit of output at different levels of production, typically showing a U-shaped curve due to the influence of fixed and variable costs.

Profit-Maximizing

The manner in which a company ascertains the ideal pricing and production scale to ensure peak profit.