15 3 4 2 7 July 8, 2019 16 32 64 128 15 4 2 7 3 x 5 3 7m 4 )- 2 12n 15 4 x 3 )- 15 2 x 7 )- 15x 7x 15 4 3 2 12 2 7 plus 15 3 4 15 1 2 divided 7 3 4 15 3 2 7 4 resposta
