201107032
201107032 201107032
  • 14-12-2020
  • Mathematics
contestada

Please help overall easy

Please help overall easy class=

Respuesta :

faatimahmets
faatimahmets faatimahmets
  • 14-12-2020

Answer:

x=2

Step-by-step explanation:

f(x)=6x+9

21=6x+9

21-9=6x

12=6x

12/6=x

2=x

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