soma

A+B=AB
B+C=BC
A+B+C=ABC
A+B+C+D+E+F+G+H+I+J+K+L+M+N+O+P+Q+R+S+T+U+V+X+W+Y+Z= LINGUA PORTUGUESA

ROCK+ MPB+LITERATURA=MARCELLO BORBA

ROCK=PINK FLOYD

MPB=CHICO BUARQUE

LITERATURA=JORGE LUIS BORGES