How many nickels and dimes are there in a pile of 55 coins that is worth $3.90?
Finding the Number of Nickels and Dimes To solve the problem of a pile of 55 coins made up of nickels and dimes worth $3.90, we can use a system of equations. Define Variables Let n be the number of nickels. Let d be the number of dimes. Set Up the Equations We can create … Read more