If the average of 2b and 4b is 12, what is the value of b?

Mavilein asked Aug 10, 2022

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Mavilein asked Aug 10, 2022

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27 votes

Answer:

b=3

Explanation:

2b+4b=12

6b^2=12

6b^2 - 6 =12 - 6

b^2/2=6/2

b=3

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