SOLUTION: A box contains 35 coins in nickles and dimes. How many of each coin is there if the total of the two types of coins is $2.50?

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Question 843525: A box contains 35 coins in nickles and dimes. How many of each coin is there if the total of the two types of coins is $2.50?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Let x represent the number of dimes  and (35-x) the number of nickels

CENTS makes sense

 10x + 5(35-x) = 250

    5x = 250 - 175

    5x = 75

     x = 15, number of dimes.  There are 20 nickels.    35-15

CHECKING our answer***

10%2A15+%2B+5%2A20+=+250

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