1.
Solve
x
+ 5 = -7.
A.
x
= 35
B.
x
= 2
C.
x
= -12
D.
x
= -2
Hint
2.
Solve
A.
w
=
B.
w
= -1
C.
w
=
D.
w
=
Hint
3.
Write an equation for the following sentence. Two-thirds of a number is 24.
A.
B.
C.
D.
Hint
4.
Solve the equation 3
x
+
y
= 6 for
x
.
A.
x
= 5
y
B.
x
= 6 - 3
x
C.
x
= 2 -
y
D.
Hint
5.
The formula
A
=
lw
finds the area of a rectangle. What is the width of a rectangle whose area is 60 square inches and whose length is 5 inches?
A.
25 in.
B.
55 in.
C.
12.5 in.
D.
12 in.
Hint
6.
Use the distributive property to rewrite
without parentheses.
A.
24
x
- 24
B.
C.
24
x
- 4
D.
24
x
- 3
Hint
7.
Solve 11
b
= 132.
A.
b
= 1452
B.
b
= -12
C.
b
= 12
D.
b
= -1452
Hint
8.
Solve 15(
s
– 3) = 12
s
– 43.
A.
B.
C.
D.
Hint
9.
Solve
A.
B.
C.
D.
Hint
10.
Solve –4(10 –
n
) – 6
n
> 8(
n
+ 3) – 7
n
+ 2.
A.
n
> -22
B.
n
< -22
C.
n
< -6
D.
n
> -6
Hint
11.
Which is a solution to the equation
?
A.
25
B.
4
C.
32
D.
8
Hint
12.
What best describes the equation
A.
false
B.
none of these
C.
open
D.
true
Hint
13.
Which is the solution to
A.
B.
C.
D.
Hint
14.
Which is the solution to
A.
B.
C.
m
= 4
D.
Hint
15.
The formula to find the area of a trapezoid is
where
are bases and
h
is the height. What is the value of x if the area of the trapezoid is 54?
IQ10-023W-822880
A.
11
B.
25
C.
15
D.
16
Hint
16.
The formula to find the area of a trapezoid is
where
are bases and
h
is the height. What is the height of a trapezoid that has an area of
and bases of 8 and 12 inches? Round answer to the nearest tenth.
A.
12 in.
B.
5.4 in.
C.
6.4 in.
D.
52 in.
Hint
17.
Which inequality best describes ''there are more than 200 parents at the show''?
A.
p
= 200
B.
p
200
C.
p
200
D.
p
200
Hint
18.
Which inequality best describes ''Peter's height is greater than or equal to 1.6 m''?
A.
h
1.6
B.
h
1.6
C.
h
1.6
D.
h
= 1.6
Hint