How do you solve -9ln(-9x)=-8? Precalculus Properties of Logarithmic Functions Natural Logs 1 Answer Gerardina C. Jan 31, 2017 x=-1/9root(9)(e^8) Explanation: -9x>0 and ln(-9x)=8/9 x<0 and -9x=e^(8/9) x<0 and x=-e^(8/9)/9 x=-1/9root(9)(e^8) Answer link Related questions What is the natural log of e? What is the natural log of 2? How do I do natural logs on a TI-83? How do I find the natural log of a fraction? What is the natural log of 1? What is the natural log of infinity? Can I find the natural log of a negative number? How do I find a natural log without a calculator? How do I find the natural log of a given number by using a calculator? How do I do natural logs on a TI-84? See all questions in Natural Logs Impact of this question 1347 views around the world You can reuse this answer Creative Commons License