The dragon family lives 165 miles away from the castle, and it takes them 3 hours to fly there. what is their average rate of change for the trip? the average rate of change is _[blank]_ miles per hour. enter your answer as the number that correctly fills in the blank in the previous sentence, like this: 42

answer: there are x+184 pages in olivia's book.

step-by-step explanation:

let the total number of pages in the book which olive has already read be x.

then if olive has 184 pages left to read, then the total number of pages are in olive's book= pages she has read+pages she has left to read

therefore, the total number of pages in olivia's book=

hence, there are x+184 pages in olivia's book.