Respostas

2014-03-19T16:48:20-03:00
-2+x/2 = 3
-2+x = 3.2
-2+x = 6
x = 6+2
x=8

-2+y/2 = -2
-2+y = -2.2
-2+y = -4
y = -4+2
y = -2

B(8,-2)
1 1 1