Simplify
- $$12 + ( - 20 ) - 10$$ A) 2
B)

question 144

Multiple Choice

Simplify.
- $$12 + ( - 20 ) - 10$$

• A) 2
• B) \(- 18\)
• C) 42
• D) 18

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Definitions:

Frequency Of Study

The number of times study sessions or learning activities occur over a given period.

Operational Definitions

Specific explanations of abstract concepts or variables in terms of the observable and measurable procedures used to determine or measure them.

Variables

Elements or factors within a study or experiment that can change and potentially influence outcomes.

Scientific Method

A systematic process for gathering knowledge and testing scientific theories and hypotheses through observation and experimentation.