Achild has a piggy bank that contains only quarters and dimes. altogether, there are 27 coins in the bank and the total value of the coins is $4.50. how many quarters and how many dimes are in the piggy bank?
write a system of linear equations based on the description. use
x
to represent the
number of quarters and
y
to represent the number of dimes.
solve the system using the
elimination method. show all the steps leading to your
answer.