1.
Name the like terms in the list of terms 5, 7
x
2
, and -11.
A.
5, -11
B.
7
x
2
, -11
C.
5, 7
x
2
D.
There are no like terms.
Hint
2.
Use the Distributive Property to rewrite 7(
x
+ 6).
A.
7
x
+ 42
B.
7
x
+ 6
C.
x
+ 42
D.
7
x
+ 13
Hint
3.
Simplify 5
a
+ 3
a
.
A.
8
a
2
B.
8
a
C.
15
a
D.
15
a
2
Hint
4.
Simplify 6
e
- 9 + 10
e
.
A.
7
e
B.
16
e
+ 9
C.
16
e
- 9
D.
-4
e
- 9
Hint
5.
At a nature store, you buy three pieces of hematite rock for
d
dollars, two pieces of tiger’s eye for $2.50 each, and a rose quartz for $3. Write an expression in simplest form that represents the total amount.
A.
d
+ 8
B.
3
d
+ 5.5
C.
3
d
+ 8
D.
3
d
+ 11
Hint