SOLUTION: Log5 (2x)=3

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Log5 (2x)=3      Log On


   

Question 1208746: Log5 (2x)=3
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.

    log%285%2C+%282x%29%29 = 3


is the same as

    2x = 5%5E3 = 125,


which implies

     x = 125%2F2 = 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.