SOLUTION: log3 243=2x+1

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Question 1157835: log3 243=2x+1
Answer by ikleyn(52855) About Me  (Show Source):
You can put this solution on YOUR website!
.

log%283%2C+%28243%29%29 = 5.


Therefore, your equation takes the form 

   2x + 1 = 5.


It implies

   2x = 5 - 1

   2x = 4

    x = 4/2 = 2.    ANSWER

Solved.

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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.

Also,  you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Logarithms".


Save the link to this online textbook together with its description

Free of charge online textbook in ALGEBRA-I
https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson

to your archive and use it when it is needed.