Select the TWO equations below that represent lines that are perpendicular to the given line
y
=
1
4
x
−
9
.


y
−
1
=
1
4
(
x
+
8
)

y
−
4
=
−
4
(
x
−
2
)

−
2
y
=
6
+
8
x

4
+
y
=
x

y
=
1
4
x
−
4