Answer: =18g^2−54
Step-by-step explanation:
I would say A. Table of contents
Is it together or different questions to the reading
Answer:

Step-by-step explanation:
We begin with 
First, we can convert this decimal into a fraction

Now, we can simplify the denominator of the fraction

Next, we can remove the fraction by rewriting the fraction with a negative power.

Lastly, we can remove the parenthesis by multiplying the powers together.

This means that 
You usually use drawing of comparison bars for word problems when the word problem deals with comparison between two quantities.
This usually occurs when you are looking for the difference between two quantities.