SOLUTION: Please help me with this problem: {{{6e^(-x)=3}}}

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Question 38177This question is from textbook Heath Algebra 2 An Integrated Approach
: Please help me with this problem:
6e%5E%28-x%29=3 This question is from textbook Heath Algebra 2 An Integrated Approach

Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Okay, from 6e^(-x) = 3
we'll divide by 6 first and get
e^(-x) = 1/2
then take the ln of both sides
ln[e^(-x)] = ln(1/2)
-x = ln(1/2)
x = -ln(1/2)
x = ln 2