Hello from MrBillDoesMath!
Answer: 4 + e^(-2)
Discussion:
4 + ln(x-4) = 2.
Subtract 4 from both sides:
ln(x-4) = 2 - 4 = -2 =>
This means that
x -4 = e^(-2)
Add 4 to both sides.
x = 4 + e^(-2)
Thank you,
MrB