Question

e^-x=5

Answer 1

Well, that's groovy. Is there anything that we're expected to do with this?

Answer 2

are you trying to solve for x?

Answer 3

Find the ln() of both sides so that\[\ln(e^{-x})=\ln(5)\] And since ln(x) and e^x cancel out, you end up with\[-x = \ln(x)\]