Answer:
Use the given functions to set up and simplify .
2
x
+
7
=
x
−
1
=
−
3
x
+
7
=
x
−
1
=
2
x
−
1
−
1
=
x
−
3
−
(
−
5
+
x
)
=
x
=
2
10
=
x
+
6
+
2
x
=
=
3
x
+
6
3
+
3
x
−
(
x
−
2
)
=
3
x
+
4
=
x
=
1
−
4
+
3
x
−
1
=
2
x
+
1
+
2
x
=
x
=
−
6
−
(
x
+
3
)
=
2
x
−
6
=
x
=
1
Step-by-step explanation:
