The answer is 'glossary'. It is usually found at the end of the book and is a list of the technical terms used throughout the book.
Answer:
A
Explanation:
Meanwhile can be defined as the time before something happens or before something ends, it is another way to say "during this time".
Answer:
3
Explanation:
3 would have to be your coefficient because x is a variable and - is a symbol and 2 isn't even in the problem so 3 is the only thing that makes sense.