Seudónimo Seudónimo
  • 18-01-2017
  • Mathematics
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Alex collects stamps. She has 47 stamps in all. She has 20 stamps from europe. The number of african stapes is 2 times the number of asian stamps. How many stamps from each of these 3 countries she have use reasoning to write a numerical expression .

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HelixBlades
HelixBlades HelixBlades
  • 18-01-2017
47=20+(2x+y)
Let x represent the African stamps and y represent the Asian stamps.
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