Question

What is `x` in the equation `Exp_b[log_b(2x)] = ln(e^(54-4x))`?

Answer 1

`9`

Explanation:

Assuming that the equation is

`b^(log_b (2x)) = ln(e^(54-4x))` we have

`2x=54-4x` or `x = 54/6 = 9`