kimarsilvers467
kimarsilvers467 kimarsilvers467
  • 09-12-2017
  • Mathematics
contestada

Mrs.Wright says that two-thirds of her class has arrived for the day. If 10 students have arrived, how many students are in her class?

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shawnkat
shawnkat shawnkat
  • 09-12-2017
Let's set up an algebraic equation.
We can use the keyword "of" to mean multiplication.
Therefore, we have:
2/3x = 10
We multiply both sides by 3 to clear the denominator. We get:
2x=30
Divide both sides by 2 to get
x = 15.
15 students are in Mrs. Wright's class.
Hopefully this helped!
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