Respuesta :

AL2006
The number . . . . . N
The difference of the number and 9 . . . N-9
Seven times that difference . . . . . . . 7(N-9)

You said that  7(N-9) = 2 .

Divide each side by  7  :  N - 9 = 2/7

Add  9  to each side:  N = 9 and 2/7