SOLUTION: In conducting it's daily business, a department store uses twice as many five dollar bills as ten-dollar bills. $2500 was obtained in five-and-ten dollar bills for the days busines
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Question 432219: In conducting it's daily business, a department store uses twice as many five dollar bills as ten-dollar bills. $2500 was obtained in five-and-ten dollar bills for the days business. How many five-dollar bills were obtained? Answer by jorel1380(3719) (Show Source):
You can put this solution on YOUR website! 5(2n)+10n=2500
10n+10n=2500
20n=2500
n=125
2n=250
The store uses 250 5-dollar bills and 125 10-dollar bills..
