1.
Simplify the expression
b
+ 14
b
.
A.
14
b
B.
15
b
C.
13
b
D.
14
b
2
Hint
2.
Simplify (-16
c
) - (-4
c
).
A.
-20
c
B.
12
c
C.
20
c
D.
-12
c
Hint
3.
Simplify 7
a
+ 3
a
.
A.
10
a
B.
4
a
C.
21
a
D.
10
aa
Hint
4.
Simplify 12
b
– 11 –
b
– 9.
A.
13
b
– 2
B.
-9
b
C.
11
b
– 2
D.
11
b
– 20
Hint
5.
Simplify 10
x
– 5 + 4
x
+ 2(
x
– 7).
A.
16
x
– 12
B.
16
x
– 19
C.
16
x
– 10
D.
16
x
– 2
Hint