Question

25 POINTS

Daniel has 23 coins in nickels and dimes in his pocket, for a total of $2.20. How many of each coin does he have?

First, create the equations below, where N stands for nickels and D stands for dimes. Don't forget to pick out your puzzle pieces.
0.05N + [?]d = 2.20;
N + D = [?]

Answer 1

2 nickels and 21 dimes

Answer 2

2 nickles and 21 dimes.