How do you solve 2x+1=3x? Precalculus Solving Exponential and Logarithmic Equations Logarithmic Models 1 Answer A08 Jan 23, 2016 x≈1.7093 Explanation: 2x+1=3x Taking log of both sides log2x+1=log3x ⇒(x+1)log2=xlog3 ⇒(x+1)×0.3010=x×0.4771 Rearranging we get (−0.3010+0.4771)x=0.3010 ⇒x=0.30100.4771−0.3010 x≈1.7093 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 9x−4=81? How do you solve logx+log(x+15)=2? How do you solve the equation 2log4(x+7)−log4(16)=2? How do you solve 2logx4=16? How do you solve 2+log3(2x+5)−log3x=4? See all questions in Logarithmic Models Impact of this question 1332 views around the world You can reuse this answer Creative Commons License