Question

Find x in the following question
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Answer 1

Answer:

${\huge{\red{\boxed{\mathscr{{\star}ANSWER {\star}}}}}}\\ { (\frac{3}{5}) }^{x} . { (\frac{5}{3}) }^{2x} = \frac{625}{81} \\ {( \frac{5}{3}) }^{ - x} . { (\frac{5}{3} )}^{2x} = \frac{625}{81} \\ { (\frac{5}{3} )}^{x} = \frac{625}{81} = { (\frac{5}{3}) }^{4} \\ { (\frac{5}{3}) }^{x} = {( \frac{5}{3}) }^{4} \\ x = 4$

x = 4 is the right answer.