SOLUTION: Decide if the following are parallel or perpendicular equations? 1. Y= 4X + 3 2. Y= -4X + 3

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Question 136034: Decide if the following are parallel or perpendicular equations?
1. Y= 4X + 3
2. Y= -4X + 3
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
They are neither parallel or perpendicular.
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Your slopes are +4 and -4.
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parallel requires that slope of 1= slope of other
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perpendicular requires (slope of 1)*(slope of other) = -1
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Cheers,
Stan H.