Respostas

2014-05-07T11:26:24-03:00
1,5=8,10
3,20=x
1,5x=3,20.8,10
X=17,28
  • Usuário do Brainly
2014-05-07T11:37:16-03:00
1,5=8,10

3,20=x

1,5x=3,20.8,10

X=17,28 e so procurar ate chegar ao resultado