majitosworld51 majitosworld51
  • 11-08-2018
  • Mathematics
contestada

Need help with number 27

Need help with number 27 class=

Respuesta :

TheBreeze
TheBreeze TheBreeze
  • 11-08-2018

To find this number, let's represent the unknown amount of students with the variable x:

356 + 365 + x = 977

721 + x = 977

x = 256

There are 256 students in ninth grade.

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TheQueenOf2005
TheQueenOf2005 TheQueenOf2005
  • 11-08-2018

Hello,

Équation : 356 + 365 + x = 977
→ 731 + x = 977
→ x = 977 - 731 = ....

Bye :)

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