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Serena is writing an expression that is equivalent to 12ab - 6b, but she has not completed it.

__(2a - 1)

What is missing from the expression?

A.6b
B.6ab
C.6
D.ab

Respuesta :

Answer: The correct expression is (A) 6b.

Step-by-step explanation:  Given that Serena is writing an expression  that is equivalent to (12ab - 6b), but she has not completed it.

The incomplete expression is ?(2a - 1).

We are to find the missing term from the above incomplete expression.

We have

[tex]12ab-6b=6b(2a-1).[/tex]

Thus, the complete expression is 6b(2a - 1).

Option (A) is correct.

Answer:

A) 6b

Step-by-step explanation:

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