graphing linear equations unit test 11 of 1511 of 15 items
1. Which of the following represents the equation of the line shown in the graph below?
A. y = 2x - 3
B. y = -2x + 3
C. y = 2x + 3
D. y = -2x - 3
(graph not provided)
2. What is the slope of the line represented by the equation y = 3x - 2?
A. -2
B. 3
C. 1/3
D. -1/3
3. Which of the following equations represents a line that is parallel to the line y = -4x + 5?
A. y = -4x + 1
B. y = 4x + 5
C. y = 4x - 5
D. y = -4x - 1
4. Solve the system of equations:
y = 2x + 3
y = -3x + 7
A. (1, 5)
B. (2, 7)
C. (-1, 1)
D. (-2, -1)
5. Which of the following equations represents a line that is perpendicular to the line y = 2x + 4?
A. y = -2x + 4
B. y = -1/2x + 4
C. y = 1/2x + 4
D. y = -1/2x - 4
6. Find the x-intercept of the line represented by the equation y = -3x + 6.
A. (0, 6)
B. (2, 0)
C. (0, -2)
D. (-2, 0)
7. What is the solution to the system of equations:
y = 2x - 1
y = -x + 5
A. (1, 1)
B. (3, 5)
C. (2, 3)
D. (-1, 2)
8. Determine the equation of the line passing through the points (2, 4) and (5, 7).
A. y = 3x - 2
B. y = x + 2
C. y = 3x + 2
D. y = -3x + 2
9. Which of the following equations represents a line that does not intersect with the line y = 3x - 1?
A. y = -3x + 1
B. y = 3x + 1
C. y = 3x - 2
D. y = -3x - 1
10. Determine the slope-intercept form of the equation 2x - 3y = 6.
A. y = 2/3x - 2
B. y = 2/3x + 2
C. y = 2/3x - 6
D. y = 2/3x + 6
11. Given the line y = -2x + 3, determine the y-intercept.
A. (0, 3)
B. (0, -3)
C. (3, 0)
D. (-3, 0)