Respostas

2014-05-15T14:02:18-03:00
(1-m) x-10+3 = 0
(1+7) 1-7=0
6-6=0

(m+2) x+4y-11m-18=0
(-5)1+4y-77-18=0
-100 + 100 = 0


M = -7
x= 1
y= 25
2 5 2