Reshawn is buying 3 books in the triology set

Reshawn is buying 3 books in a trilogy set for $24.81.

He will save $6.69 by buying the trilogy set instead of buying individual books.

Each book costs the same amount

Let's find out how much does each of the 3 books cost when purchased individually.

=> 3 books costs = 24.81 dollar in which he saved 6.69 dollar compare to buying individual.

=> 24.81 + 6.69 = 31.5 dollars

=> 31.5 dollars / 3 = 10.5 dollars = the individual price of the books.