How do you solve the equation #4log(x+3)=9#? Precalculus Properties of Logarithmic Functions Common Logs 1 Answer Monzur R. Nov 17, 2016 #x=174.83# Explanation: #4log(x+3)=9# #log(x+3)=9/4# #10^log(x+3)=10^(9/4# #x+3=177.83# #x=174.83# Answer link Related questions What is the common logarithm of 10? How do I find the common logarithm of a number? What is a common logarithm or common log? What are common mistakes students make with common log? How do I find the common logarithm of 589,000? How do I find the number whose common logarithm is 2.6025? What is the common logarithm of 54.29? What is the value of the common logarithm log 10,000? What is #log_10 10#? How do I work in #log_10# in Excel? See all questions in Common Logs Impact of this question 3695 views around the world You can reuse this answer Creative Commons License