SOLUTION: are the lines y=2/3x-7 and y=-5+5/9x parallel. perpendicular or neither?

Algebra ->  Graphs -> SOLUTION: are the lines y=2/3x-7 and y=-5+5/9x parallel. perpendicular or neither?      Log On


   

Question 1067095: are the lines y=2/3x-7 and y=-5+5/9x parallel. perpendicular or neither?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Compare the 2 slopes.
equal --> parallel
negative reciprocals --> perpendicular
neither --> neither