.
= 3
is the same as
2x = = 125,
which implies
x = = 62.5. ANSWER
Solved.
-------------------
On logarithms and their properties, see these introductory lessons
- WHAT IS the logarithm
- Properties of the logarithm
- Change of Base Formula for logarithms
- Evaluate logarithms without using a calculator
- Simplifying expressions with logarithms
- Solving logarithmic equations
in this site.
Learn the subject from there.