1.
Simplify the expression
b
+ 14
b
.
A.
15
b
B.
14
b
C.
13
b
D.
14
b
2
Hint
2.
Simplify the expression 12
n
+ (-5
n
) + 3
n
.
A.
10
n
B.
-20
n
C.
-4
n
D.
7
n
Hint
3.
Simplify 12
b
– 11 –
b
– 9.
A.
-9
b
B.
11
b
– 2
C.
13
b
– 2
D.
11
b
– 20
Hint
4.
Simplify 2
n
+ 6(
n
– 7).
A.
n
B.
8
n
– 7
C.
15
n
D.
8
n
– 42
Hint
5.
Simplify 10
x
– 5 + 4
x
+ 2(
x
– 7).
A.
16
x
– 19
B.
16
x
– 12
C.
16
x
– 10
D.
16
x
– 2
Hint