How do you solve #125^(2x+1)/625^(x+2)=3125^(x+2)#? Precalculus Properties of Logarithmic Functions Natural Logs 1 Answer Shwetank Mauria Sep 19, 2016 #x=-5# Explanation: #(125^(2x+1))/(625^(x+2))=3125^(x+2)# or #((5^3)^(2x+1))/((5^4)^(x+2))=(5^5)^(x+2)# or #(5^(3xx(2x+1)))/(5^(4xx(x+2)))=5^(5xx(x+2)#^ or #(5^(6x+3))/(5^(4x+8))=5^(5x+10)# or #5^(6x+3-4x-8)=5^(5x+10)# or #5^(2x-5)=5^(5x+10)# or #2x-5=5x+10# or #2x-5x=10+5# or #-3x=15# or #x=15/-3=-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 2982 views around the world You can reuse this answer Creative Commons License