Answer:
y
=
4
(
1
2
)
x
y
=
a
(
b
)
x
(
−
1
,
8
)
(
1
,
2
)
8
=
a
(
b
−
1
)
=
a
b
2
=
a
(
b
1
)
=
a
b
b
8
b
=
a
b
:
2
=
(
8
b
)
b
2
=
8
b
2
b
2
=
1
4
b
=
±
1
2
b
a
If
b
=
1
2
:
2
=
a
(
1
2
)
a
=
4
y
=
4
(
1
2
)
x
If
b
=
−
1
2
:
2
=
a
(
−
1
2
)
a
=
−
4y
=
4
(
1
2
)
x
y
=
a
(
b
)
x
(
−
1
,
8
)
(
1
,
2
)
8
=
a
(
b
−
1
)
=
a
b
2
=
a
(
b
1
)
=
a
b
b
8
b
=
a
b
:
2
=
(
8
b
)
b
2
=
8
b
2
b
2
=
1
4
b
=
±
1
2
b
a
If
b
=
1
2
:
2
=
a
(
1
2
)
a
=
4
y
=
4
(
1
2
)
x
If
b
=
−
1
2
:
2
=
a
(
−
1
2
)
a
=
−
4
Step-by-step explanation:
