Download Lesson 1.7 Homework Answers

1-7 Words, Equations, Tables, and Graphs
D: {3, 7, 11, 15}; R: {7, 23, 39, 55}
Copy and complete each table. Then state the
domain and range of the relation.
5. The dog weighs 4 pounds more than the cat.
8. Multiple Representations One roll of quarters
contains 40 quarters.
a. Symbols Write an equation that can be used to
find the number of quarters q in any number of rolls
of quarters r.
b. Table Make a table to find the number of quarters
in 3, 4, 5, and 6 rolls.
c. Graph Graph the ordered pairs for the relation.
ANSWER: a. q = 40r
b.
ANSWER: c.
D: {3, 6, 9, 12}; R: {7, 10, 13, 16}
7. Casey has 5 less than 4 times as many baseball cards
than Ben.
ANSWER: 9. Multiple Representations Sales for a new video
game offered by Technogames is shown below.
D: {3, 7, 11, 15}; R: {7, 23, 39, 55}
8. Multiple Representations One roll of quarters
contains 40 quarters.
a. Symbols Write an equation that can be used to
find the number of quarters q in any number of rolls
of quarters
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b. Table Make a table to find the number of quarters
in 3, 4, 5, and 6 rolls.
a. Table Make a table showing the domain (month)
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and the range (video games sold).
b. Symbols Write an equation that can be used to
1-7 Words, Equations, Tables, and Graphs
9. Multiple Representations Sales for a new video
game offered by Technogames is shown below.
ANSWER: 2(x + 4) or 2x + 8
16. Short Response The table below follows a rule.
Write a rule for the relationship shown in the table.
ANSWER: y = 3x + 2
a. Table Make a table showing the domain (month)
and the range (video games sold).
b. Symbols Write an equation that can be used to
find the number of games sold g for any month m.
c. Numbers State the domain and the range of the
relation.
ANSWER: a.
Find each quotient.
34. 135 ÷ 15
ANSWER: 9
36. 1938 ÷ 19
ANSWER: 102
38. 5040 ÷ 80
ANSWER: 63
b. Sample answer: g = 195 – 15m
c. D: {1, 2, 3, 4, 5, 6}; R: {105, 120, 135, 150, 165,
180}
14. Identify Repeated Reasoning Write a rule for the
relation shown in the table.
ANSWER: 2(x + 4) or 2x + 8
16. Short Response The table below follows a rule.
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