Answer:
B
Step-by-step explanation:
Just do the reverse of what they did and you will always make it back to where you started. It's like someone saying, "take 2 steps forward then turn around.." how do you get back? You turn <em>back</em> around and take 2 steps <em>backward.</em>
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Hope this helped! :D
Answer:

Step-by-step explanation:
Given


Required
Determine the relationship between x and y
First, we calculate the unit rate, using:

Where k is the unit rate.
Substitute 176 for y and 44 for y

Divide both sides by 44




Substitute 4 for k in 

Hence, the relationship between x and y is: 
Independent would be when Mr. Brown chooses a fiction boom at random from a list of books.
Dependent would be when Mr.Brown then chooses a second fiction. book from those remaining.
Pi really goes on for infinity, but here are the first seven numbers:
3.14159