Question

how do I solve : log(x+96) - log (2x+17) = log (x) ?

Answer 1

use log(a)-log(b)=log(a/b)
and log(c)=log(d) only when c=d

Answer 2

or wolframalpha :) http://www.wolframalpha.com/input/?i=log%28x%2B96%29+-+log+%282x%2B17%29+%3D+log+%28x%29

Answer 3

thank you!

Answer 4

no problem, for your next question do similar, divide, and remember that 1=log_10 10

Answer 5

thanks! I keep forgetting that!