[tex]log _{25} (x+5)=log _{0.2} 2[/tex]

log25_(x+5) = log1/5_2;log5^2_(x+5) = log5^-1_2;1/2  * log5_(x+5) = - log5_2;1/2 * log5_(x+5) = log5_(1/2);     /*2;log5_(x+5) = log5_(1/4);x+5 = 1/4;x = 0,25 - 5; x = - 4,75