Respostas

2014-08-28T12:02:33-03:00
Somando tudo fica:
8x+110=360
8x=360-110
8x=250
x= \frac{250}{8} = 31,25 ou  \frac{125}{4}
1 5 1
2014-08-28T12:03:43-03:00
2x + 40 + 5x + 10 + x + 60 = 360
2x + 5x + x = 360 - 40 - 10 - 60
8x = 250
x = 250/8
x= 31,25
1 5 1