SOLUTION: a cash register contains 15 coins in nickles and dimes. total value is $1.25. how many coins of each type are there?
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Question 687370: a cash register contains 15 coins in nickles and dimes. total value is $1.25. how many coins of each type are there?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of nickels
Let = number of dimes
given:
(1)
(2) ( in cents )
---------------------
(1)
and
(2)
(2)
(2)
(2)
(2)
and, since
(1)
(1)
(1)
There are 10 dimes and 5 nickels
check:
(2)
(2)
(2)
(20
OK
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