Solve the Equation $$\log _ { 9 } ( 3 x + 2 ) = \log _ { 9 } ( 3 x + 7 )$$

question 168

Multiple Choice

Solve the equation. Use a calculator where appropriate. If the answer is irrational, round to the nearest hundredth.
- $$\log _ { 9 } ( 3 x + 2 ) = \log _ { 9 } ( 3 x + 7 )$$

• A)0
• B)5
• C) \(\frac { 9 } { 5 }\)
• D)no solution

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Definitions:

Equilibrium Price

The price at which the quantity of goods supplied equals the quantity of goods demanded.

Constant Cost Industry

An industry in which the costs of production, including the prices of inputs, do not change as the total output of the industry changes.

Total Cost

The complete cost of production, including both fixed and variable costs.

Unit Price

The cost per unit of a product or service.