Simplify the Expression Using the Order of Operations $$- 2 - ( - 7 + 9 \cdot 9 - 2 )$$

question 150

Multiple Choice

Simplify the expression using the order of operations.
- $$- 2 - ( - 7 + 9 \cdot 9 - 2 )$$

• A)-88
• B)-74
• C)-78
• D)70

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Definitions:

Prevalence

The proportion of a population found to have a condition, typically measured within a specific timeframe.

Disorder

A state of confusion or disarray, or a disruption to regular or normal function, particularly in reference to health as a physical or mental condition that is not in order.

Population

The total number of individuals or organisms of a particular species living in a specific geographic area or space at a given time.

Epidemiological Research

The study and analysis of the patterns, causes, and effects of health and disease conditions in defined populations.