SOLUTION: determine whether the graphs of the equations are perpendicular 8x -7y=4 8y -7x=3

Algebra ->  Graphs -> SOLUTION: determine whether the graphs of the equations are perpendicular 8x -7y=4 8y -7x=3      Log On


   

Question 379188: determine whether the graphs of the equations are perpendicular
8x -7y=4
8y -7x=3
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The two lines are not parallel. The 1st has slope 8/7, while the bottom has slope 7/8. Their slopes are not negative reciprocals of each other.