***I'm answering 4 questions from 9.2 in the homework booklet just so you know.**

7. Graph the ordered pairs in the table of values.

8. Circle the table(s) of values that show a linear relation. Explain your answer.

A shows a linear relation because "l" goes up by 2, and "m" goes up by 2 starting at 7.

9. The table of values represents a linear relation.

a. Graph the ordered pairs.

b. What is the difference in value for consecutive x-values?

The value of x increases by 1.

c. What is the difference in value for consecutive d-values?

The value of d increases by 3.

d. The d-value is

__3__times the x-value.
e. Write an expression for

*d*in terms of x.
3

*x*

10. For what number of hours is it cheaper to rent by the day rather than by the hour? Show your work.

The answer is 5 hours.

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