foreverlytae
foreverlytae foreverlytae
  • 29-10-2020
  • Mathematics
contestada

Does anyone know how to solve this?

Does anyone know how to solve this class=

Respuesta :

nothing81 nothing81
  • 29-10-2020
The answer is 6. 2(6)+9=21 and 2(6)+3=21
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