cisseamenata8 cisseamenata8
  • 19-12-2017
  • Mathematics
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Beth has dimes and quarters worth $3.70. if there are 19 coins in all, how many quarters does she have

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Аноним Аноним
  • 19-12-2017
You can set this up as a system of equations.

x + y = 19
10x + 25y = 3.70

Your answer would be 31.42 dimes and -12.42 quarters. 



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