1.
Find the sum of (4
g
- 2
h
) + (2
g
- 5
h
) and evaluate if
g
= -3 and
h
= 2.
A.
33
B.
-9
C.
-32
D.
-4
Hint
2.
Add 2
x
2
+ 6
x
+ 3 and 5
x
2
+
x
+ 7.
A.
7
x
4
+ 7
x
2
+ 10
B.
7
x
2
+ 7
x
+ 3
C.
7
x
2
+ 7
x
+ 10
D.
7
x
2
+ 5
x
+ 10
Hint
3.
Find (-6
x
2
+ 2) + (2
x
2
– 4).
A.
-4
x
2
– 2
B.
-4
x
2
+ 2
C.
-8
x
2
– 6
D.
4
x
2
– 2
Hint
4.
Find 3
x
– 6 + (-2
x
) + 10 and evaluate if
x
= -5.
A.
-21
B.
-1
C.
9
D.
-6
Hint
5.
What is the value of (7
x
2
– 4
x
– 5) + (-6
x
2
+ 5
x
+ 6) if
x
= 13?
A.
155
B.
157
C.
183
D.
171
Hint