If an Equation Indicates Addition in Its Presentation, in Order

question 29

Multiple Choice

If an equation indicates addition in its presentation, in order to solve for the unknown you must:

• A) subtract
• B) divide
• C) multiply
• D) add

---

Definitions:

Marginal Cost

The financial outlay for creating an additional unit of a good or service.

Supply Curve

The supply curve is a graphical representation that shows the relationship between the price of a good and the quantity of the good that producers are willing to supply.

Zero Economic Profit

A situation where a firm's total revenues are exactly equal to its total costs, including opportunity costs, typically occurring in perfect competition in the long run.

Marginal Firm

A business that operates at the minimum level of profitability where any decrease in market prices would cause it to exit the market.