Answer:
Explanation:
A penny is worth 1 cent. = 0.01p
A nickel is worth 5 cents = 0.05n
Let the number of pennies = x
Number of nickels = y
A bag of coins contains pennies and nickels. There are 40 coins in all. The total value of the coins is $0.72. How many coins are pennies, and how many are nickels? Write 2 equations.