x 4_{10} = } \atop { x = }} \right." alt="4_{10}" /> x 4_{10} = } \atop { x = }} \right." />
=
n = 8
x =
ответ: 31
x 4_{10} 
= 
} \atop {
x = 
}} \right." alt="4_{10}" /> x 4_{10} = } \atop { x = }} \right." /> = 
x = 
