How do you solve log_3 (2x-1) = 3? Precalculus Solving Exponential and Logarithmic Equations Logarithmic Models 1 Answer mason m Dec 25, 2015 x=14 Explanation: To undo a logarithm with base 3, exponentiate both sides with a base of 3. 3^(log_3(2x-1))=3^3 2x-1=27 2x=28 x=14 Answer link Related questions What is a logarithmic model? How do I use a logarithmic model to solve applications? What is the advantage of a logarithmic model? How does the Richter scale measure magnitude? What is the range of the Richter scale? How do you solve 9^(x-4)=81? How do you solve logx+log(x+15)=2? How do you solve the equation 2 log4(x + 7)-log4(16) = 2? How do you solve 2 log x^4 = 16? How do you solve 2+log_3(2x+5)-log_3x=4? See all questions in Logarithmic Models Impact of this question 2961 views around the world You can reuse this answer Creative Commons License