Question 1

Given the graph above, which shows a horizontal line passing through $$y = -2$$, what is the equation of this line in slope-intercept form?

Accepted Answer

$$y = -2$$

Question 2

What is the slope of the line shown in the graph above?

Accepted Answer

$$0$$

Question 3

Which of the following statements is true about the line shown in the graph above?

Accepted Answer

The line is parallel to the x-axis.

Question 4

What is the y-intercept of the line shown in the graph above?

Accepted Answer

$$(0, -2)$$

Question 5

If a line is parallel to the one shown in the graph above, which of the following could be its equation?

Accepted Answer

$$y = 3$$

Question 6

Suppose a point $$(5, -2) is on $$the line shown in the graph above. Which of the following points is also on the line?

Accepted Answer

$$(-7, -2)$$

Question 7

Which of the following best describes the relationship between the line shown and the y-axis?

Accepted Answer

The line intersects the y-axis at $$y = -2.$$

Question 8

If the equation of the line is $$y = -2$$, what is the x-intercept?

Accepted Answer

There is no x-intercept.

Question 9

Which of the following is the standard form of the equation for the line shown in the graph above?

Accepted Answer

$$0x + 1y = -2$$

Question 10

If another line has the equation $$y = -2x - 2$$, how does it compare to the line shown in the graph above?

Accepted Answer

It intersects the given line at exactly one point.

Linear Functions: Equations, Graphs, and Applications

Study Guide - Practice Questions