How do you solve #-1-8ln(-8b-5)=7#? Precalculus Properties of Logarithmic Functions Natural Logs 1 Answer mizoo Apr 30, 2018 #b = 1/8(1/e + 5)# Explanation: #-1-8ln(-8b-5)=7# # ln(-8b-5)= -1# #"Note" : log_b a = c => a = b^c# # -8b-5 = e^-1# #b = 1/8(1/e + 5)# 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 1616 views around the world You can reuse this answer Creative Commons License