Question

5 elevado a x mais 3 = 25 elevado a 3x menos 1 ??

Answer 1

$5 ^{x+3}=25 ^{3x-1}$

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

$5 ^{x+3}=5 ^{6x-2}$

$x+3=6x-2$

$x-6x=-2-3$

$-5x=-5$

$x=-5/-5$

$x=1$