Solve the Equation

question 67

Multiple Choice

Solve the equation.

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Definitions:

Supply

The total amount of a product or service available for purchase at any given time.

Flat Tract

A large piece of land with minimal to no slope, often used in agriculture or construction due to its ease of modification.

River

A large natural stream of water flowing in a channel to the sea, a lake, or another river, often a central feature in ecosystems and human civilizations.

Lower Reaches

The downstream part of a river close to its mouth where it meets a larger body of water.