HELP
Find f(x) + g(x) and f(x) - g(x) when f(x) = 3x - 4 and g(x) = -2x + 3

F
(
x
)
=
3
x
−
4
f
(
x
)
=
3
x
-
4
,
g
(
x
)
=
x
+
3
4
g
(
x
)
=
x
+
3
4
Set up the composite result function.
g
(
f
(
x
)
)
g
(
f
(
x
)
)
Evaluate
g
(
f
(
x
)
)
g
(
f
(
x
)
)
by substituting in the value of
f
f
into
g
g
.
g
(
3
x
−
4
)
=
(
3
x
−
4
)
+
3
4
g
(
3
x
-
4
)
=
(
3
x
-
4
)
+
3
4
Add
−
4
-
4
and
3
3
.
g
(
3
x
−
4
)
=
3
x
−
1
4
g
(
3
x
-
4
)
=
3
x
-
1
4
f
(
x
)
=
3
x
−
4
,
g
(
x
)
=
x
+
3
4
f
(
x
)
=
3
x
-
4
,
g
(
x
)
=
x
+
3
4

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