SOLUTION: y=-1/6x-2 12x-2y=-14 tell whether the lines for each pair of equations are parallel,perpendicular,or neither

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons  -> Linear Equations Lesson -> SOLUTION: y=-1/6x-2 12x-2y=-14 tell whether the lines for each pair of equations are parallel,perpendicular,or neither      Log On


   

Question 368741: y=-1/6x-2
12x-2y=-14
tell whether the lines for each pair of equations are parallel,perpendicular,or neither
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.y=-%281%2F6%29x-2
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12x-2y=-14
-2y=-12x-14
2.y=6x%2B7
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Parallel lines have slopes that are identical.
m%5B1%5D%3C%3Em%5B2%5D
Perpendicular lines have slopes that are negative reciprocals.
m%5B1%5D%2Am%5B2%5D=-1
-%281%2F6%29%286%29=-1
-1=-1
The lines are perpendicular.
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graph%28300%2C300%2C-5%2C5%2C-5%2C5%2C0%2C-%281%2F6%29x-2%2C6x%2B7%29