SOLUTION: log(x+10) - log(x+4) = log x

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: log(x+10) - log(x+4) = log x      Log On


   

Question 113578: log(x+10) - log(x+4) = log x
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
using rules for logarithms, (x+10)/(x+4)=x ___ x+10=x(x+4)

x^2+3x-10=0 ___ (x+5)(x-2)=0


remember: logarithms do NOT exist for negative numbers