Simplify the Complex Fraction $\frac { \frac { 7 } { x } - \frac { 2 } { y } } { \frac { 7 } { y } - \frac { 2 } { x y } }$

question 140

Multiple Choice

Simplify the complex fraction. $\frac { \frac { 7 } { x } - \frac { 2 } { y } } { \frac { 7 } { y } - \frac { 2 } { x y } }$

• A) \(\frac { 7 x - 2 y } { 7 - 2 x }\)
• B) \(\frac { 7 x - 2 y } { 7 x - 2 }\)
• C) \(\frac { 7 y - 2 x } { 7 x - 2 }\)

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Definitions:

Economic Profits

The difference between total revenue earned from production and the total opportunity costs of all inputs used in the production process.

Long-Run Equilibrium

A state in which economic forces such as supply and demand are balanced over the long term, with all factors of production and markets adjusting fully to any changes.

Long-Run Cost Curve

A graphical representation that shows the minimum cost at which different quantities of output can be produced in the long run, highlighting economies and diseconomies of scale.

Industry Supply Curve

A graphical representation showing the relationship between the price of a good and the total output supplied by all firms in the industry.