neilshepperd1
neilshepperd1 neilshepperd1
  • 09-11-2021
  • Mathematics
contestada

three is subtracted from a number that is doubled this entire result is tripled which equals twenty one what is the number​

Respuesta :

26bossej
26bossej 26bossej
  • 09-11-2021

Answer:  5

Step-by-step explanation:

3(2x-3)=21

6x-9=21

6x=30

x=5

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