Posted by anonymous on Wednesday, March 17, 2010 at 7:45pm.
find the slope of the line that is perpendicular to the line whose equation is 5x7y=12

math  Reiny, Wednesday, March 17, 2010 at 8:21pm
The slope of the given equation is 5/7
the slopes of perpendicular lines have slopes that are opposite reciprocals of each other.
so the perpendicular line has slope 7/5