1.
Write an equation for ''twelve more than four times a number is 32''
and solve.
A.
5
B.
6
C.
4
D.
7
Hint
2.
Solve
A.
x
> -11
B.
x
< 11
C.
x
< -11
D.
x
> 11
Hint
3.
Write an equation for ''5 times a number increased by 30 is –65.'' Then solve.
A.
n
= -130
B.
n
= -7
C.
n
= -19
D.
n
= -215
Hint
4.
Solve
– 2.1 = -27.
A.
b
= -4.98
B.
b
= -5.82
C.
b
= -124.5
D.
b
= -145.5
Hint
5.
Use the Distributive Property to rewrite (
y
+ 2)(-5).
A.
5
y
+ 10
B.
-5
y
+ 10
C.
5
y
- 10
D.
-5
y
- 10
Hint
6.
Simplify 5
a
+ 3
a
.
A.
8
a
B.
8
a
2
C.
15
a
2
D.
15
a
Hint
7.
Solve 9 - 4
x
= 37.
A.
-4.75
B.
4.75
C.
-7
D.
7
Hint
8.
Solve 4
x
= 45 - 11
x
.
A.
-8.5
B.
3
C.
-3
D.
8.5
Hint
9.
Solve
k
=
k
-
.
A.
-2
B.
C.
-
D.
2
Hint
10.
Write an inequality for the following sentence: You must be at least 52 inches tall to ride the roller coaster.
A.
r
52
B.
r
> 52
C.
r
52
D.
r
< 52
Hint
11.
Write an inequality for the following sentence: The ballroom has a capacity of 450 people.
A.
p
450
B.
p
450
C.
p
> 450
D.
p
< 450
Hint
12.
Find the solution of 24 +
d
-18 graphed on a number line.
A.
B.
C.
D.
Hint
13.
Thomas limits the time he spends in an Internet chat room to 6 hours per week. This week he has already spent 2
hours in the chat room. Find an inequality and its solution that shows how much more time Thomas can spend in the chat room.
A.
t
+ 2
< 6;
t
< 3
B.
t
+ 2
6;
t
3
C.
t
- 2
> 6;
t
> 8
D.
t
- 2
6;
t
8
Hint
14.
Solve -8
y
-64.
A.
y
8
B.
y
8
C.
y
-8
D.
y
-8
Hint