Question

if log (m+n) = log m + log n , show that n = m/m-1

Answer 1

$log(m + n) = log(m) + log(n) \\ or. \: log(m + n) = log(mn) \\ or. \: m + n = mn \\ or. \: m = mn - n \\ or. \: m = n(m - 1) \\ or. \: n = \frac{m}{(m - 1)} ......{proved}$
Thus answer is proved...
Hope I helped u