Jawabanmu

2014-05-03T11:35:17+07:00
Y-y1/y2-y1 = x-x1/x2-x1
y-(-5)/-7-(-5) = x-(-2)/3-(-2)
y+5/-7+5     = x+2/3+2
y+5/-2         = x+2/5
dikalikan silang
5y+25         = -2x-4
2x+5y+25+4 = 0
2x+5y+29     = 0