# Help With Logarithm Questions?

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Can you please **solve for x** and **explain (show you work step by step)** how you did questions 9, 10, 11, and 12. Please write your final answer in 3 significant figures.

Can you please **solve for x** and **explain (show you work step by step)** how you did questions 9, 10, 11, and 12. Please write your final answer in 3 significant figures.

##### 3 Answers

Solution to question 9

#### Explanation:

9)

Take logs of both sides

But:

Addition of logs is the consequence of multiplication of the source numbers.

Subtraction of logs is the consequence of division of the source numbers.

Solution to question 10

#### Explanation:

Note that

#### Explanation:

10)