bsagintin bsagintin
  • 20-01-2017
  • Mathematics
contestada

13 + 7 + x = 28 i need help i dont want to fail

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pistols24
pistols24 pistols24
  • 20-01-2017
it is x=8 because 13+7=20 and 28-20 would be 8 and that's the missing number.
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kaylaatsherman kaylaatsherman
  • 20-01-2017
x = 8  because 13 + 7 = 20 and then 28 - 20 leaves 8 for 'x'
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