Write the Phrase as a Variable Expression $3 x$ B) $x - 3$

question 166

Multiple Choice

Write the phrase as a variable expression. Use x for the unknown number.
-Three times a number

• A) \(3 x\)
• B) \(x - 3\)
• C) \(3 - x\)
• D) \(\frac { 3 } { x }\)

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Definitions:

Rent-Controlled Apartment

A rental unit where the government controls the amount of rent charged to protect tenants from rapid increases.

Price Floor

A minimum price set by the government or a governing body below which a product cannot be sold legally.

Producer Surplus

The difference between the amount producers are willing to sell a good for and the amount they actually receive.

Price Ceiling

A government-imposed limit on how high a price is charged for a product, service, or commodity, intended to protect consumers from high prices.