Question 237545
Hint: Note that {{{5^3=125}}} and {{{2^3=8}}}. So {{{125/8=5^3/2^3=(5/2)^3}}}



In other words, {{{(2/5)^x=(125/8)}}} becomes {{{(2/5)^x=(5/2)^3}}}. Can you see how to go from here? If not, then just ask.