Standard Form, Slope Intercept Form, Vertical and Horizontal Lines

Which of the following equations has a SLOPE of zero?

• y = x + 4

• y = x

• y = 3

• y = 3x + 0

What is the equation of a line with a slope of 0 that passes through the point, (6, 7)?

• x = 6

• x = 7

• y = 6

• y = 7

If a line passes through the points, (4, 5) and (4, 7), what type of line is it?

**Hint: what type of line has same x-value for every coordinate?**

• Horizontal line

• Vertical line

• Slanted line

• No way to tell

What is the equation of a line with an undefined slope that goes through the point, (-3, 5)?

• x = -3

• x = 5

• y = -3

• y = 5

What is the equation of the line?

• y = 0

• y = 1

• undefined

• x = 1

What is the equation of this line?

• x = 5

• y = 5

• undefined

• y = 5x

What would the graph of y = 8 look like?

• horizontal line

• vertical line

What type of line has an undefined slope?

• vertical line

• horizontal line

• slanted line

• no way to tell

What type of line has a slope of 0?

• Horizontal line

• Vertical line

• Slanted line

• No way to tell

What would the graph of x = 8 look like?

• horizontal line

• vertical line