Peggy had three times as many quarters as nickels. She had $1.60 in all. How many nickels and how many quarters did she have?

Question

If the variable n represents the number of nickels, then which of the following expressions represents the number of quarters?

Answer 1

...n nickels & 3n quarters.

Total value = 5n+ 25(3n) = 160 (cents)

 

Can you solve for n?