SOLUTION: 18. Determine whether the graphs of 2y –8x = 16 and y = ¼ x -5 are parallel, perpendicular, or neither. Explain.

Algebra ->  Graphs -> SOLUTION: 18. Determine whether the graphs of 2y –8x = 16 and y = ¼ x -5 are parallel, perpendicular, or neither. Explain.      Log On


   

Question 927142: 18. Determine whether the graphs of 2y –8x = 16 and y = ¼ x -5 are parallel, perpendicular, or neither. Explain.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
2y-8x=16
y-4x=8
y=4x%2B8
.
.
y=%281%2F4%29x-5
.
.
Parallel lines have identical slopes, not the case here.
Perpendicular lines have slopes that are negative reciprocals, also not the case here.
The lines are neither parallel nor perpendicular.
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C4x%2B8%2Cx%2F4-5%29