derioid2345 derioid2345
  • 10-08-2017
  • Mathematics
contestada

Eight years from now,Oana will be twice as old as her brother is now. Oana is now 12 years old.How old is her brother now?

Respuesta :

scottstevens00
scottstevens00 scottstevens00
  • 10-08-2017
Her brother is 10 years old
Answer Link
equestriangirl131
equestriangirl131 equestriangirl131
  • 10-08-2017
Let's use x for Oana's age and y for her brother's age. That means
2y = x + 8
And Oana is 12 so...
2y = 12 + 8 --> 2y = 20 --> y = 10
Oana's brother is 10 years old now.
Answer Link

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