1.
Use the distributive property to rewrite
without parentheses.
A.
24
x
- 3
B.
24
x
- 24
C.
24
x
- 4
D.
Hint
2.
Simplify 2
x
2
+ 5
x
2
+ 7
x
.
A.
2
x
2
+ 12
x
B.
14
x
2
C.
7
x
2
+ 7
x
D.
14
x
Hint
3.
Simplify the expression 2
a
+ 7
b
+ 12
a
+ 3
b
and then evaluate if
a
= 2 and
b
= -2.
A.
14
a
+ 8
b
; 12
B.
14
a
+ 10
b
; 8
C.
9
a
+ 15
b
; -12
D.
10
a
+ 14
b
; -8
Hint
4.
Find the difference:
A.
-3
x
2
- 7
x
+ 1
B.
3
x
2
- 7
x
- 5
C.
-3
x
2
+
x
- 5
D.
-3
x
2
- 7
x
- 5
Hint
5.
Use the distributive property to expand the expression.4
a
(2 + 7
a
)
A.
6
a
+ 28
a
2
B.
8
a
+
a
2
C.
8
a
+ 28
a
2
D.
8 + 28
a
2
Hint