1.
Solve 3
x
- 2 = 28.
A.
6
B.
8
C.
12
D.
10
Hint
2.
Graph the solution
on a number line.
A.
B.
C.
D.
Hint
3.
Solve
7 = 0.
A.
70
B.
700
C.
0
D.
7
Hint
4.
Solve
.
A.
c
>
B.
c
>
C.
c
>
D.
c
>
Hint
5.
Use the Distributive Property to rewrite 7(
x
+ 6).
A.
7
x
+ 6
B.
7
x
+ 13
C.
7
x
+ 42
D.
x
+ 42
Hint
6.
Simplify 5
a
+ 3
a
.
A.
15
a
2
B.
15
a
C.
8
a
2
D.
8
a
Hint
7.
Translate the following sentence into an equation. The difference between 4 and five times a number is -1.
A.
5
n
- 4 = 1
B.
4 + 5
n
= -1
C.
4 - 5
n
= -1
D.
-5
n
- 4 = -1
Hint
8.
Lis cell phone service costs her $9.95 per month plus 5 cents per call. If Lis bill after one month is $12, how many calls did she make? Find an equation representing the situation. Then solve the equation.
A.
9.95 + 0.5
c
= 12; 4
B.
9.95 + 0.05
c
= 12; 4
C.
9.95 + 0.5
c
= 12; 41
D.
9.95 + 0.05
c
= 12; 41
Hint
9.
Solve 5.4
a
+ 8.2 = 9.8
a
- 2.8.
A.
-1.2
B.
2.5
C.
1.2
D.
-2.5
Hint
10.
Write an equation to find the value of
x
so that each pair of regular polygons has the same perimeter. Then solve.
A.
8
x
+ 4 = 12
x
; 1
B.
8
x
+ 1 = 12
x
; 1
C.
2
x
+ 1 = 2
x
; 1
D.
8
x
+ 4 = 10
x
; 2
Hint
11.
Find the value that makes 7+
z
< 12 a true inequality.
A.
8
B.
4
C.
11
D.
5
Hint
12.
Solve
y
- 13
6.
A.
y
7
B.
y
-7
C.
y
19
D.
y
-19
Hint
13.
Find the solution of 24 +
d
-18 graphed on a number line.
A.
B.
C.
D.
Hint
14.
Solve 9 <
.
A.
45 >
z
B.
-45 >
z
C.
45 <
z
D.
-45 <
z
Hint