SOLUTION: Hi i need help with this problem please log4(x-4)=3-log(x+8)

Question 747840: Hi i need help with this problem please
log4(x-4)=3-log(x+8)
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
....I guess you have
if so, then you have

....write as
..group

solutions:
if =>
if =>
your solution is:
recall:
The logarithmic function

is the inverse function of the exponential function

Since the base b is positive (), the base raised to the power of y must be positive () for any real . So the number must be positive ().
The real base logarithm of a number is .
is undefined for
For example, the base is .
so, if , logarithm is

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