stardust93858 stardust93858
  • 21-12-2018
  • Mathematics
contestada

please help with this problem

please help with this problem class=

Respuesta :

Аноним Аноним
  • 21-12-2018

Answer:

I'm not exactly sure but I think it is B


Answer Link
Cathi Cathi
  • 21-12-2018
3x =63 +x + 21
Subtract x from both sides
2x=84
X=42
Answer Link

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