Respostas

  • Usuário do Brainly
2014-05-01T23:58:18-03:00


a) 2x/ 5 = 4, logo x = 10

b) x/3 = 5, portanto x = 15

c) 9/x = 3, então x = 3


:)

1 3 1
18/2=36/x ! poder
9 = 36/x ------- x = 36/9 entao x = 4
2014-05-02T00:07:49-03:00