Add or Subtract $\frac { 5 x } { 4 x - 1 } - \frac { 9 } { 4 x - 1 }$

question 61

Multiple Choice

Add or subtract.
- $\frac { 5 x } { 4 x - 1 } - \frac { 9 } { 4 x - 1 }$

• A) \(\frac { 5 x - 9 } { 2 ( 4 x - 1 ) }\)
• B) \(\frac { 5 x - 9 } { 4 x - 1 }\)
• C) \(\frac { 5 x + 9 } { 4 x - 1 }\)
• D) \(\frac { - 4 x } { 4 x - 1 }\)

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Definitions:

Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in its price, with higher elasticity indicating greater sensitivity.

Elastic

Describes demand that is highly responsive to changes in price, where a small price change leads to a large change in quantity demanded.

Inelastic

Describes a scenario where the demand or supply of a good or service is not significantly changed when the price of that good or service changes.

Elasticity of Demand

The measure of how much the quantity demanded of a good responds to a change in the price of that good.