SOLUTION: log4 (2-x)=1

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Question 1088650: log4 (2-x)=1
Found 2 solutions by Boreal, ikleyn:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
This is 4^1=(2-x)
4=2-x
x=-2

Answer by ikleyn(52876) About Me  (Show Source):
You can put this solution on YOUR website!
.
log%284%2C%282-x%29%29 = 1  ====>  2-x = 4  ====>  x = 2 - 4 = -2.

Answer. x = -2.

Solved.


On logarithms, their properties, and logarithmic equations see the lessons
    - WHAT IS the logarithm
    - Properties of the logarithm
    - Change of Base Formula for logarithms
    - Solving logarithmic equations
    - Using logarithms to solve real world problems
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".