Respuesta :

AA3 + 2 = AAA; 

3 + 2 = 5; - >> A = 5; AAA = 555. 



CC6 + 6 = CBB; 
6 + 6 = 12; - >> B = 2; one goes to the left and C (1 +?) turns into B; and B already found = 2; 

C = B-1 = 2-1 = 1; - >>> C = 1; SVB = 122; 



ABC =? - >> 521.