Perform the Operation Indicated $$\frac { 5 x } { x - 4 } - \frac { 20 } { x - 4 }$$

question 8

Multiple Choice

Perform the operation indicated. Simplify.
- $$\frac { 5 x } { x - 4 } - \frac { 20 } { x - 4 }$$

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

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Definitions:

Population

Total number of possible units or elements that could potentially be included in a study.

Statistics

Branch of mathematics dealing with the collection, analysis, interpretation, and presentation of masses of numerical data.

Null Hypothesis

A formal statement that assumes no association or effect between variables, serving as the basis for statistical significance testing.

Hypothesis Testing

A statistical method used to determine if there is enough evidence in a sample of data to infer that a certain condition holds true for the entire population.