Respuesta :

Answer:

10

Problem: What is 2(f(x)) if f(x)=5?

Step-by-step explanation:

If f(x)=5, then 2(f(x))=2(5) by substitution.

So 2(f(x))=10 since 2(5)=10.

The answer is 10.

Maybe the following looks a little better for understanding:

2(f(x))

2(5)

10

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