1.
Simplify the expression 138
n
+ 272
n
.
A.
500
n
B.
410
n
C.
310
n
D.
400
n
Hint
2.
Simplify the expression
b
+ 14
b
.
A.
14
b
2
B.
15
b
C.
13
b
D.
14
b
Hint
3.
Write
w
+ 6 + 17 + 3
w
in simplest form.
A.
4
w
+ 23
B.
26
w
C.
3
w
+ 23
D.
w
+ 26
Hint
4.
Simplify 12
b
– 11 –
b
– 9.
A.
11
b
– 20
B.
11
b
– 2
C.
-9
b
D.
13
b
– 2
Hint
5.
Simplify 10
x
– 5 + 4
x
+ 2(
x
– 7).
A.
16
x
– 19
B.
16
x
– 2
C.
16
x
– 12
D.
16
x
– 10
Hint