Respostas

2013-06-21T11:29:26-03:00

Eq. Venc = x +12

Eq. Per = x

 

x+x+12*118

2x=118-12

2x=106

x=106

       2

x=53

 

Eq. Venc= x+12

53+12 = 65

 

Eq. Venc =65

Eq. Per =53

 

12 4 12