Respostas

2014-08-24T09:35:03-03:00
Ari= 2x/3-32 
Bene= 2x/3 
Carlos= x 

2x/3-32+2x/3+x=990 
4x/3+x= 1022 
7x= 3066 
x= 438 

Ari= 2.438/3= 876/3= 292-32= R$ 260,00 
Bene= 2.438/3= R$ 292,00 
Carlos= R$ 438,00
7 4 7