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Which expressions are equivalent to 9b?
Choose all answers that apply
A. b+2(b+2b)
B. 3b+b
C. 2(2b)​

Respuesta :

Raflame

Answer:

A. b+2(b+2b)

b + 2b + 4b = 7b

B. 3b + b = 4b

C. 2(2b) = 4b

None of them are equal to 9b

Answer:

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Step-by-step explanation:

A

  • b + 2(b + 2b)
  • b + 2(b) + 2(2b)
  • b + 2b + 4b
  • 7b

B

  • 3b + b
  • 4b

C

  • 2(2b)
  • 4b

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