Copyright

Understanding Linear Equations Chapter Exam

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!

Page 1

Question 1 1. If the graph below has the equation Ax + By = -4, what must be true about A and B?

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

Question 3 3.

Solve.


6x + 2(x + 2) = 0

Question 4 4. A car company has $44,000 to spend on robots to put paint on new cars. There are 2 types of robots, some that cost $3,000 and some that cost $2,000. If the company is sure that it wants to spend all of its money on 16 new robots, how many of each should it purchase?

Question 5 5. When trying to figure out how many $5 burritos and $3 tacos to buy, which equation represents the situation where you have $100 to spend?

Page 2

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

Question 7 7. For which one of the following lines would the graph fall exactly on top of the x-axis?

Question 8 8. Which graph does NOT represent a system of equations?

Question 9 9. Consider the following two car rental companies. Cars R Us charges $100 up front, plus 10 cents per mile. Thrifty Car Rentals charges 25 cents per mile with no upfront fee. If TC represent the total cost for the car, and n represents the number of miles, which of the following systems of equations best represents this situation?

Question 10 10. Which of the following is a solution to the system of equations shown in the graph below?

Page 3

Question 11 11. Which one of the following equations could work for the following graph?

Question 12 12. What is the equation of a line with slope of 2 and a y-intercept of -6?

Question 13 13. If the equation y = 50x + 25 represents the amount of (y) money it costs to rent a car for (x) days, how long could you rent a car for if you had 775 dollars?

Question 14 14. What is the equation of the graph below?

Question 15 15. The slope for a horizontal line would be which one of the following?

Page 4

Question 16 16. One line has a slope of -1/5, which of the following two points will give a line that is perpendicular to it?

Question 17 17.

Solve.


-12 + 6(2x - 2) = 0

Question 18 18. Which one of the following graphs shows a pair of parallel lines?

Question 19 19.

Solve the following system of equations:

2x - 3y = 21 and 5x + 4y = 18

Question 20 20. What is the equation of a line that is parallel to y = -4x + 2 and goes through the point (-4, 9)?

Page 5

Question 21 21.

Solve the system of equations below:

y = 3x - 5

y = -2x + 10

Question 22 22. Which pattern of numbers represents a linear equation?

Question 23 23. Which of these equations represents a line that is perpendicular to the line in the graph below?

Question 24 24. If the graph below has the equation Ax+By=C, which statement MUST be true?

Question 25 25. Which of these equations is a perpendicular line to y = 6/5x + 1

Page 6

Question 26 26.

Remove the parentheses.


10(x - 1)

Question 27 27.

Solve.

x - y = 6

x + y = 10

Question 28 28. If the graph below was written in the slope-intercept form, which of the following would be true?

Question 29 29. Which of the following graphs represents x = -3?

Question 30 30. Which line is the transversal?

Understanding Linear Equations 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!

STAAR Algebra I: Test Prep & Practice  /  Math Courses
Support