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# Understanding & Solving Linear Functions Chapter Exam

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

### Page 1

#### Question 1 1. Which linear equation is shown below?

#### Question 2 2. What is the equation of a line with slope of 2 and a y-intercept of -6?

#### Question 3 3. Which one of the following equations could work for the following graph?

#### Question 4 4. For which one of the following lines would the graph fall exactly on top of the x-axis?

#### Question 5 5. What is the minimum number of points needed to graph a linear function?

### Page 2

#### Question 6 6. Find the slope of this line: 6x + 7y = 21

#### Question 7 7. Which equation represents a line that goes through the points (0, 1) and (1, 0)?

#### Question 8 8. Is y=2x+D-10 linear if given that D=4?

#### Question 9 9. A linear function must graph to a _____ line.

#### Question 10 10. How would you express a line with a zero slope?

### Page 3

#### Question 11 11. What is the equation of a line that is parallel to y = -4x + 2 and goes through the point (-4, 9)?

#### Question 12 12. What are the coordinates of the y-intercept of the equation 5x - 3y = 2?

#### Question 13 13. Which of the following equations represents a line that passes through the point (0, 1) and has a slope of -4?

#### Question 14 14. The length and steepness of a line that shows the rate of change between two values is called the _____.

#### Question 15 15. For the linear function h=2t-1, what is h when t=4?

### Page 4

#### Question 16 16. The slope for a horizontal line would be which one of the following?

#### Question 17 17. What is the slope of a line passing through (-5, -2) and (4, 1)?

#### Question 18 18. What is the equation of the graph below?

#### Question 19 19. Is the equation y=x^2 linear? Why, or why not?

####
Question 20
20.
Which of the following equations represent(s) a line that goes through the points (2,3) and (1,1)?

I) y = 2(x - 2) + 3

II) y = 2x - 1

III) y = 2(x - 1) + 1

### Page 5

#### Question 21 21. Which linear equation has the solutions (2, 4) and (-2, 6)?

#### Question 22 22. What is the slope of a line passing through (-3, 4) and (2, -2)?

#### Question 23 23. What is the slope of a line passing through (2, 2) and (3, 5)?

####
Question 24
24.
Which scenario best fits the linear equation?

y=-2x + 5

####
Question 25
25.
What is the best equation for the following scenario?

A mountain climber starts at the bottom of a mountain and climbs at a rate of 20 feet per hour. What equation represents his rate of climbing?

### Page 6

#### Question 26 26. What are the coordinates of the x-intercept of the equation 2x - 3y = 8?

#### Question 27 27. What is the slope of a line that is perpendicular to y = 3x + 1?

#### Question 28 28. Which slope intercept form equation is equivalent to the standard form equation -x + 2y = -8?

####
Question 29
29.
What is the correct equation for the following scenario?

Alex wants to figure out how much money she will make at the end of the week. She is making $12.50 an hour plus a $20 bonus.

#### Question 30 30. What is the point-slope form of the equation that goes through the origin and has a slope of 1.5?

#### Understanding & Solving Linear Functions Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!