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.
There are no like terms.
D.
5, 7
x
2
Hint
2.
Use the Distributive Property to rewrite 11(
z
- 3).
A.
11
z
+ 3
B.
11
z
+ 33
C.
11
z
- 3
D.
11
z
- 33
Hint
3.
Simplify 6
e
- 9 + 10
e
.
A.
-4
e
- 9
B.
16
e
- 9
C.
7
e
D.
16
e
+ 9
Hint
4.
Simplify -5 + 3
d
+ 6 - 4
d
.
A.
-
d
B.
d
C.
d
- 1
D.
1 -
d
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