1.
What is the value of 9 - [12 + (15 ÷ 3)]?
A.
0
B.
2
C.
-8
D.
26
Hint
2.
Simplify 3(2
a
+
b
) + 6(
a
- 2
b
).
A.
12
a
- 9
b
B.
12
a
+
b
C.
12
a
+ 9
b
D.
12
a
+ 15
b
Hint
3.
Write an algebraic expression to represent ''the sum of 6 and three times a number squared.''
A.
6 + 3
x
2
B.
6(3
x
)
2
C.
6(3
x
)
D.
6 + 3
x
Hint
4.
Name the property illustrated by the statement below.
If 5
n
= 15, then 15 = 5
n
.
A.
symmetric property of equality
B.
transitive property of equality
C.
reflexive property of equality
D.
substitution property of equality
Hint
5.
Solve 7(2
k
+ 4) - (3
k
+ 1) = 49.
A.
1.8
B.
1
C.
2
D.
4
Hint
6.
What is the value of |-101|?
A.
101
B.
0
C.
10.1
D.
-101
Hint
7.
Evaluate 1.5 + |2
x
- 4| if
x
= -3.
A.
-0.5
B.
11.5
C.
-11.5
D.
3.5
Hint
8.
Solve 2(
y
- 9) < 6.
A.
{
y
|
y
< 12}
B.
{
y
|
y
> 12}
C.
{
y
|
y
< 6}
D.
{
y
|
y
> -6}
Hint
9.
Solve
A.
B.
C.
D.
Hint
10.
Graph the solution set of
A.
B.
C.
D.
Hint
11.
State an absolute value inequality for ''all numbers less than or equal to 8, and greater than or equal to -8.''
A.
B.
C.
D.
Hint
12.
Solve
x
+ 4 > 1 or
x
- 7 < 6.
A.
{
x
|
x
< -3 or
x
> 13}
B.
all reals
C.
{
x
|
x
> -3}
D.
{
x
|
x
< 13}
Hint
13.
Evaluate
z
– (2
yz
+
y
) ·
y
if
y
= -3 and
z
= 2.
A.
23
B.
-43
C.
47
D.
9
Hint
14.
Simplify the expression 8 (
a
+ 2
b
) – 7
b
+ 6 (3
a
–
b
).
A.
26
a
+ 3
b
B.
26
a
– 6
b
C.
4
a
– 6
b
D.
152
a
– 88
b
Hint
15.
Name the property of equality illustrated by the following statement. If
n
– 3 = 5 + 4, then
n
– 3 = 9.
A.
Substitution
B.
Symmetric
C.
Transitive
D.
Reflexive
Hint
16.
Solve the equation
x
– 82 = 143
A.
-61
B.
C.
225
D.
61
Hint
17.
Solve the equation
A.
-1
B.
20
C.
9
D.
Hint
18.
Solve the equation | 3
a
+ 2 | - 2 = 4
a
+ 1.
A.
B.
-1
C.
D.
Hint
19.
If Molly's car gets 24 miles for each gallon of gasoline, and she has 8 gallons of gasoline in her tank, how far can she drive before having to stop and get gas?
A.
96 miles
B.
3 miles
C.
192 miles
D.
24 miles
Hint
20.
Solve
x
+ 7 < 5 or
x
+ 6 > 9.
A.
{
x
|
x
< -2 or
x
> 3}
B.
{
x
| -2 >
x
> 3}
C.
{
x
|
x
> -2 or
x
< 3}
D.
{
x
| -2 <
x
< 3}
Hint