Question 1196990
{{{(3/5)^(x+1)=25/9}}}


{{{(3/5)^(x+1)=(3/5)^(-2)}}}


This is {{{3/5}}} base on both sides, must be raised to the same power.

{{{x+1=-2}}}

{{{x=-2-1}}}

{{{highlight(x=-3)}}}