Question

plz answer this question but no spam ​

Answer 1

21/64power-3 =7/3power2x-1

3/18power-3+2x-1

let solve eq

-3+2x-1

-3-1=2x

-4=2x

-2=x

and=3/18power-2

18/3and18/3

324/9

36ans