Question

find x:
log5 1/27 = x

Answer 1

\[\log_{5} \frac{ 1 }{ 27 } = x\]

Answer 2

use change of base formula. you can change it to (log10 (1/27))/(log10 (5))
this you can just then plug into a calculator
if you want to instead of changing it to log10, change it to ln which is natural log