To determine if two lines are parallel or perpendicular, we need to compare their slopes (the coefficient of x).
The slope of the first line is -3/4.
The slope of the second line is -3/4.
Since the slopes of both lines are equal, the lines are parallel.
Theequationoflinesis
y
=
–3
4
x
+ 3
. The
equationoflinetis
y
=
–3
4
x
+
8
5
. Are
linesandlinetparallelorperpendicular?
1 answer