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Classify the lines as parallel, perpendicular, or intersecting: y=4x-3 y=-1/4 x+7

Classify the lines as parallel, perpendicular, or intersecting: y=4x-3 y=-1/4 x+7
asked 54.4k views
1 vote
Classify the lines as parallel, perpendicular, or intersecting:

y=4x-3

y=-1/4 x+7

asked
User Glenn Wark
by
7.3k points

1 Answer

6 votes
I believe they are perpendicular because their slopes are negative reciprocals of each other.
In y=mx+b, m is the slope.
So the slopes are 4 and -1/4, so perpendicular.
answered
User Oleg Dikusar
by
8.1k points
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