Respuesta :

jessiluvsdance

Answer:

n=42

Step-by-step explanation:

1/2n=21

2•(1/2n=21)

n=42

Answer:

1/2n=21

Multiply by 2 on both sides to get a whole number co-efficient.

1/2(2)n=21(2)

n=42

So, n is equal to 42.

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