SOLUTION: The total value of the nickels and dimes in a coin bank is $2.50. if the nickels were dimes and the dimes were nickels, the total value of the coins would be $3.05. find the number
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Question 958384: The total value of the nickels and dimes in a coin bank is $2.50. if the nickels were dimes and the dimes were nickels, the total value of the coins would be $3.05. find the number of dimes and the number of nickeles in the bank. Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = number of nickels
Le = number of dimes
----------------------------
(1) ( in cents )
(2)
Multiply both sides of (1) by and
subtract (2) from (1)
(1)
(2)
------------------------
and
(1)
(1)
(1)
(1)
-----------------
There are 24 nickels and 13 dimes
check:
(2)
(2)
(2)
OK
