valeriegarcia03 valeriegarcia03
  • 03-01-2018
  • Mathematics
contestada

Bobby has 3 times as many model spaceships as his friend Sylvester does. Bobby has 21 spaceships. How many model spaceships does Sylvester have?

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Nevaehrose16
Nevaehrose16 Nevaehrose16
  • 03-01-2018
he has seven models because 21 divided by 3 is seven
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certaincoffee
certaincoffee certaincoffee
  • 03-01-2018
set the problem up like this:
3•X=21
then divide both sides by 3 and you get:
Sylvester has 7 spaceships
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