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Name _______________________________________ Date __________________ Class __________________
LESSON
2-5
Practice A
Solving Equations Containing Integers
Solve each equation. Check your answer.
1. n  6  2
2. x  8  11
_______________________
4. y  4  2
________________________
5. c  7  3
_______________________
7. 8j  16
m
 5
2
_______________________
13. p  8  6
_______________________
16.
n
 4
6
_______________________
19. 6x  36
_______________________
________________________
6. 0  v  1
________________________
8. 3k  24
_______________________
10.
3. 7  a  5
________________________
9. 20  4s
________________________
11.
d
 3
6
________________________
r
4
7
12.
________________________
14. 15  5b
________________________
17. k  10  3
________________________
20. 2  e  7
________________________
________________________
15. f  9  1
________________________
18. 4a  16
________________________
21. 3 
m
2
________________________
22. The temperature in Minnesota was 8 °F one day. This was
12 degrees less than the temperature in Indiana on the same
day. What was the temperature in Indiana?
________________________________________________________________________________________
23. Mr. Harding sold 100 shares of stock at $14 per share. He had a
loss of $6 per share. What did Mr. Harding pay for each share of
the stock?
________________________________________________________________________________________
Original content Copyright © by Holt McDougal. Additions and changes to the original content are the responsibility of the instructor.
37
Holt McDougal Mathematics
Name _______________________________________ Date __________________ Class __________________
LESSON
2-5
Practice B
Solving Equations Containing Integers
Solve each equation. Check your answer.
1. y  5  4
2. n  9  14
_______________________
4. p  18  14
________________________
5. q  6  2
_______________________
7. 9h  36
d
 7
5
8. 3b  36
11.
_______________________
________________________
9. 100  4u
________________________
17. 14  m  10
________________________
20.
________________________
12.
14. 75  3v
_______________________
19. x  15  31
c
 20
4
________________________
_______________________
16. 63  9s
6. 0  w  4
________________________
_______________________
13. f  15  16
________________________
________________________
_______________________
10.
3. 13  x  15
e
8
7
s
9
9
________________________
15. g  19  21
________________________
18. 12 
w
4
________________________
21. 6  21  n
________________________
________________________
22. The temperature in Buffalo, New York, was 2 °F one day. This
was 42 degrees warmer than the temperature in Nome, Alaska,
on the same day. What was the temperature in Nome?
________________________________________________________________________________________
23. LaSanda bought 20 shares of stock for $175. She sold the stock
for a total profit of $25. What was the selling price of each share
of stock?
Original content Copyright © by Holt McDougal. Additions and changes to the original content are the responsibility of the instructor.
39
Holt McDougal Mathematics
Name _______________________________________ Date __________________ Class __________________
LESSON
2-5
Problem Solving
Solving Equations Containing Integers
Write the correct answer.
1. Jolene has 30 days to prepare for a
bicycle race. She will bicycle 15 miles
each day. How many miles will
Jolene have bicycled during her
training?
2. When the amount of money spent is
greater than the amount of income, it
is called a deficit. In 2002, the U.S.
budget deficit was $158 billion. By
2004, it was $412 billion. How
much did the deficit go up during
those two years?
_______________________________________
________________________________________
3. Two angles of a triangle have a sum
of 110°. The sum of all three angles
is 180°. What is the measure of the
third angle?
4. The Statue of Liberty was erected in
New York City in 1886. How old is
the statue?
_______________________________________
________________________________________
_______________________________________
________________________________________
Choose the letter
for the best answer.
5. Lonnie swam 3 miles each day for
45 days. How many miles did
Lonnie swim?
6. On the hottest day in Richmond,
Virginia, the temperature was 105
°F. On the coldest day, the
temperature was 117 °F lower.
What was the coldest temperature
in Richmond?
A 135 miles
B 48 miles
C 125 miles
F 117 °F
D 45 miles
G 12 °F
H 12 °F
J 117 °F
7. Mr. Marco sold 50 shares of Gizmo
stock for $1,250. What was the
selling price of the stock per share?
8. The U.S. Bullion Depository at Fort
Knox contains about 147 million troy
ounces of gold. At a market price of
$400 per troy ounce, what is the
approximate value of the gold stored
at Fort Knox?
A $1,200
B $250
C $50
D $25
F $6 billion
G $60 billion
H $560 million
J $560 billion
Original content Copyright © by Holt McDougal. Additions and changes to the original content are the responsibility of the instructor.
44
Holt McDougal Mathematics
LESSON
2-5
Puzzles, Twisters & Teasers
A Bold Conclusion!
Solve each equation. Then use the boldfaced letters to answer
the riddle.
Q
9y  900
_____________________________
A
d  15  45
_____________________________
U
j  56  7
_____________________________
C
v  39  16
_____________________________
F
w  41  0
_____________________________
K
85  5c
_____________________________
X
11y  121
_____________________________
E
23  x  35
_____________________________
O
200  25p
_____________________________
R
20  2z
_____________________________
B
a  25  5
_____________________________
S
s  2  4
_____________________________
W
5a  300
_____________________________
D
k  18  11
_____________________________
G
b  7  16
_____________________________
What do you call ten ducks in a cardboard box?
_____
_____
_____
_____
_____
_____
60
20
8
11
8
41
_____
_____
_____
_____
_____
_____
_____
_____
100
63
60
23
17
58
10
6
Original content Copyright © by Holt McDougal. Additions and changes to the original content are the responsibility of the instructor.
109
Holt McDougal Mathematics