# Chapter 4: Graphing Linear Equations

## Quiz

1. Which of the following ordered pairs are solutions of the equation –2x + 3y = 12?

2. All of the ordered pairs lie in quadrant III except

3. All of the following statements are true concerning the graph of the equation y = 3x except

4. The slope of the line through the two points A(–2, 5) and B(7, –12) is

5. The slope of the line through the two points P(–4, 5) and Q(–4, 10) is

6. The lines given by the equations 3x – 5y = 10 and –6x + 10y = 12 are:

7. All of the following statements concerning the line whose equation is 4y + 12 = 0 are true except

8. Find the equation of the line that passes through (2, 5) and has a slope of –3. The equation should be in slope-intercept form.

9. Find the equation of the line which passes through the two points (–4, 9) and (–4, 5)

10. Find the standard form for the equation of the line through the two points (–3,9) and (4,16).

11. A set X contains the names of all students in a given classroom. A set Y contains the social security numbers of all the students in this given classroom. The relationship between set X and set Y is ___.

12. A set X contains the names of all students in a given classroom. The set Y contains the grades of all the students in this given classroom. Find the domain of this relation.

13. Let What does f(2) represent?

14. Line L has equation 5x – 4y = 60. Line M has equation 4x + 5y = 60. Which of the following is true concerning lines L and M?

15. The graph of y < –3x + 2 consists of

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