Linear Equations Mastery Quiz

What is the slope of the line passing through the points (2, 3) and (4, 7)?

• A) 1

• B) 2

• C) 3

• D) 4

Write the equation of a line in slope-intercept form given the slope is 5 and the y-intercept is -3.

• A) y = 5x - 3

• B) y = -3x + 5

• C) y = 5x + 3

• D) y = -5x - 3

Identify the slope and y-intercept of the equation y = -4x + 1.

• A) Slope: -4, y-intercept: 1

• B) Slope: 4, y-intercept: -1

• C) Slope: -4, y-intercept: -1

• D) Slope: 4, y-intercept: 1

Graph the linear equation y = 2x - 3 on a coordinate plane. Which of the following is true?

• A) The line crosses the y-axis above the origin.

• B) The line crosses the y-axis below the origin.

• C) The line is parallel to the y-axis.

• D) The line is parallel to the x-axis.

What is the slope of a line perpendicular to the line with equation y = 1/3x + 5?

• A) 1/3

• B) -3

• C) 3

• D) -1/3

Given two points (6, -2) and (6, 4), what is the slope of the line that passes through these points?

• A) 0

• B) 1

• C) Undefined

• D) -1

Write the equation of a line in point-slope form that passes through the point (3, -4) with a slope of 2.

• A) y + 4 = 2(x - 3)

• B) y - 4 = 2(x + 3)

• C) y - 4 = 2(x - 3)

• D) y + 4 = 2(x + 3)

Which of the following equations represents a line parallel to the line y = -2x + 3?

• A) y = -2x - 4

• B) y = 2x + 3

• C) y = 1/2x - 3

• D) y = -2x + 5

If a line has a slope of 0, what is true about its graph?

• A) It is a vertical line.

• B) It is a horizontal line.

• C) It is increasing.

• D) It is decreasing.

How do you find the slope of a line given the equation in standard form Ax + By = C?

• A) -A/B

• B) B/A

• C) -B/A

• D) A/B