1.
Solve
w
+ 3 = 11.
A.
14
B.
7
C.
9
D.
8
Hint
2.
Solve 8.4 = -1.2
p
.
A.
-4
B.
-7
C.
7.2
D.
9.6
Hint
3.
Solve -18 = 9
z
– 9.
A.
2
B.
1
C.
–2
D.
–1
Hint
4.
At a local lake, you can rent canoes for a flat fee of $5.00, plus an additional fee of $2.00 per hour. If you have $15.00, use the equation
15 = 2
h
+ 5 to determine how many hours you can use the canoe.
A.
5 hours
B.
7.5 hours
C.
10 hours
D.
4 hours
Hint
5.
Write an algebraic expression for the phrase
t decreased by
7.
A.
t
+ 7
B.
t
÷ 7
C.
t
– 7
D.
t
× 7
Hint
6.
Write an equation for
the second number is 3 times the first
. Let
x
represent the first number and let
y
represent the second number.
A.
y
=
x
+ 3
B.
x
= 3
y
C.
y
= 3
x
D.
xy
= 3
Hint
7.
Solve 1 =
p
- 16.
A.
16
B.
1
C.
17
D.
-15
Hint
8.
One gallon is four times as much as one quart. A gallon of water weighs about eight pounds. Use the equation 4
q
= 8 to find out about how much a quart of water weighs.
A.
4 pounds
B.
1 pounds
C.
2 pounds
D.
8 pounds
Hint
9.
Solve 5
s
- 2 < 18
A.
s
< 5
B.
s
> 4
C.
s
> 5
D.
s
< 4
Hint
10.
Solve 9
a
> -72. Graph the solution.
A.
B.
C.
D.
Hint
11.
Graph
y
= 2
x
- 3.
A.
B.
C.
D.
Hint
12.
A cell phone company charges $40 every month for unlimited calls. Let
x
equal the number of months and
y
equal the total cost. Choose the representation that does not describe the situation.
A.
B.
The ordered pair (-2, -80) is a solution.
C.
y
= 40
x
D.
Hint
13.
Find the slope of the line that passes through each pair of points.
A.
B.
C.
-3
D.
3
Hint
14.
Find the slope of the line that passes through each pair of points. (0, 7), (6, -5)
A.
2
B.
C.
-
D.
-2
Hint