1.
Translate ''the circumference of a circle is two times pi times the radius'' into an equation, inequality, or formula.
A.
B.
C.
D.
Hint
2.
Solve
x
+ 5 = -7.
A.
x
= 2
B.
x
= 35
C.
x
= -12
D.
x
= -2
Hint
3.
Solve 2
x
= -10.
A.
x
= 8
B.
x
= -5
C.
x
= 5
D.
x
= -12
Hint
4.
Solve the equation 3
x
+ 7 = 5
x
- 2.
A.
B.
C.
D.
Hint
5.
Solve the equation 7 = 2 + 5(
z
- 2).
A.
B.
C.
2
D.
3
Hint
6.
Solve the equation 2
x
+
y
= 6 for
y
.
A.
y
= 2
x
+ 6
B.
y
= -6 - 2
x
C.
y
= -2
x
+ 6
D.
y
= 2
x
- 6
Hint
7.
Solve the equation 2
a
-
b
=
ac
+ 3
b
for
a
.
A.
B.
C.
D.
Hint
8.
Graph
x
5.
A.
B.
C.
D.
Hint
9.
Solve 42 +
w
= -27.
A.
w
= -69
B.
w
= 69
C.
w
= 15
D.
w
= -15
Hint
10.
Solve –14
n
= -112.
A.
n
= 1568
B.
n
= -8
C.
n
= -1568
D.
n
= 8
Hint
11.
Solve 9
x
– 11 = -56.
A.
x
= 5
B.
x
= -5
C.
x
= 405
D.
x
= -405
Hint
12.
Solve
A.
No Solution
B.
x
= -6
C.
x
= 6
D.
All Real Numbers
Hint
13.
Solve
A.
B.
C.
D.
Hint
14.
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
15.
Which is a solution to the equation
w
+ 5 = 12?
A.
8
B.
6
C.
17
D.
7
Hint
16.
Which is a solution to the equation
?
A.
25
B.
8
C.
32
D.
4
Hint
17.
Sam needs $400 for a bike. When he has saved 3 times as much as he has, he will need $28 more to reach his goal. How much does he have saved?
A.
$124
B.
$143
C.
$96
D.
$1116
Hint
18.
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