Relax

Respuesta :

x = 0.55 . . . 

100x = 55 . . . (multiplying by 100) 

subtract the first from the second: (100x = 55 . . .) - (x = 0.55 . . .) 

to get 99x = 55 (exactly) 

therefore x = 55/99 

= 5/9
the answer you are looking for is 5/9