holdenmiller2008 holdenmiller2008
  • 11-05-2021
  • Mathematics
contestada

carina bought a spiral notebook that cost x dollars and a binder that cost 2.5 times a much as the notebook. her total cost was 4:20. how much did the spiral notebook cost?

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SmartDudeG SmartDudeG
  • 11-05-2021
The notebook cost $1.20

x+2.5x=4.2
3.5x=4.2
x=1.2
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