You can put this solution on YOUR website! Let = number of nickels
Let = number of dimes
--------------------------
(1)
(2) ( in cents )
--------------------------------
(2)
Subtract (1) from (2)
(2)
(1)
-------------------
and, since
(1)
(1)
(1)
There are 7 nickels and 13 dimes
check:
(2)
(2)
(2)
(2)
OK