Solve by the Substitution Method

question 92

Multiple Choice

Solve by the substitution method.
-7x + 9y = -54 -3x - 4y = 24

• A) (-1, -5)
• B) (0, -5)
• C) No solution
• D) (0, -6)

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Definitions:

Derived Demand

A demand for a commodity, service, etc., that is a consequence of the demand for something else.

Elasticity of Demand

Refers to the degree to which the quantity demanded of a good or service varies with its price.

Demand Curve

A graph illustrating the relationship between the price of a good and the quantity demanded by consumers at those prices, typically downward sloping.

Business-to-Business (B₂B)

Commercial transactions or engagements between two businesses, rather than between a company and individual consumers.