Respostas

2013-12-12T19:59:30-02:00
2x+ 3ky – 13 = 0
(-2,4)
2x-13=3ky
y=(2x-13)/3k
y=4
x=-2

4=2x-13/3k
12k=2x-13
k=2x-13/12

k=-17/12
1 2 1