Respostas

2013-07-06T13:04:37-03:00
X= 100 + 50 + 70 -15
x= 220 - 15
x= 205
1 1 1
2013-07-06T13:20:27-03:00
100 +50 +35.2-15
100+50+70-15
150+70-15
220 -15
205


x=205