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.
x
+ 42
B.
7
x
+ 42
C.
7
x
+ 6
D.
7
x
+ 13
Hint
3.
Which is
not
a like term in the expression 7
x
+ 3 - 4
x
-
x
?
A.
-4
x
B.
3
C.
-
x
D.
7
x
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.
3
d
+ 8
B.
d
+ 8
C.
3
d
+ 5.5
D.
3
d
+ 11
Hint