Question

Resolva as equações exponenciais:

Answer 1

$\Large\boxed{\begin{array}{l}\sf5^{3x-5}=625\\\sf 5^{3x-5}=5^4\\\sf 3x-5=4\\\sf 3x=4+5\\\sf 3x=9\\\sf x=\dfrac{9}{3}\\\\\sf x=3\end{array}}$