What type of angle pair can be described as “supplementary and adjacent”?

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

Simplify the algebraic expression 8y-2(y+4)