Horizontal vs Vertical Lines

What is the equation of the graphed line?

• y = 3

• x = 3

• x = 3y

Which is the correct graph for x = 2?

• A

• B

• C

• D

Which is the correct graph for y = −1?

• A

• B

• C

• D

What is the equation of the blue line?

What is the equation of the red graph pictured?

• y = -4

• x = -4

• y = 4

• x = 4

What is the equation of the red graph pictured?

• y = 3

• x = 3

• y = -3

• x = -3

What is the equation of the graph shown here?

• x = 3

• y = 3

• x = -3

• y = -3

Which is the correct graph for x = −4?

• A

• B

• C

• D

Does the following equation represent a vertical line, a horizontal line, or neither?

y = −3

• vertical

• horizontal

• neither

Does the following equation represent a vertical line, a horizontal line, or neither?

x = 4

• vertical

• horizontal

• neither