Y = 5
7
x +
6
5

y = −
5
7
x +
6
5
Find the slope m of each each line.
y =
5
7
x +
6
5
m1 =
y = −
5
7
x +
6
5
m2 =

Are the graphs of these lines perpendicular, parallel, or neither?
The slopes of the lines are
---Select---
each other. Therefore, the graphs of the lines are
---Select---
.