Simplify the Expression 9 - (5 - 2) and the Expression

question 20

Multiple Choice

Simplify the expression 9 - (5 - 2) and the expression (9 - 5) - 2 to show that subtraction is not an associative operation.

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Definitions:

Model Depicted

A representation of a system or phenomenon used to predict or explain real-world behavior.

Slope

A measure of the steepness or inclination of a line, often represented as the ratio of the vertical change to the horizontal change between two points on the line.

Complex Model

A sophisticated analytical framework or system that combines multiple variables and equations to simulate or describe intricate scenarios, often used in scientific, economic, or engineering contexts.

Circular Flow Diagram

A schematic view of the fiscal environment, highlighting how money moves through markets, linking families and corporations.