alohaitsalex1080 alohaitsalex1080
  • 24-01-2019
  • Mathematics
contestada

alexis bought x boxes of cereal for $3 each, including tax , and paid with a $20 bill . Which expression the total amount of charge she should receive?

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pikapika24
pikapika24 pikapika24
  • 04-02-2019
well the boxes of cereal are now 3x

20-3x
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