Unit 4

What is the slope of the line that contains the point (-6, 1) and (4, -4)?

• 2

• -2

• 1/2

• -1/2

What is the slope of the line whose equation is 2y=3x + 4

• 3

• 2

• 3/2

• 2/3

Identify the x and y intercepts: 10x+ 4y = -20

• x intercept (-2, 0) y int. (0, -5)

• x int (0,2) y int (-5, 0)

• (2, -5)

• (-5, 2)

What is the slope of the line x = -5?

• -5

• 5

• 0

• undefined

Write the equation of the line that passes through the point (2, -1) and has a slope of -3.

• y = -3x -1

• y= -3x -5

• y= -3x + 5

• y = -3x + 1

Write the equation of the line that passes through the point (-4, -9) and has a slope of 1/2.

• y = 1/2 x -7

• y= 1/2 x + 7

• y = 1/2 x + 11

• y = 1/2 x -11

Which is the equation of the line that passes through the points (-4 ,3) and (2, -6)?

• y = -3/2 x + 3

• y = -3/2 x - 3

• y = 3/2 x + 3

• y = 3/2 x -3

Which is the equation of the line that passes through the points ( -4, 8) and ) (1, 3)

• y = -x + 4

• y = -x + 12

• y = x + 4

• y = x +12

Which of the following lines is parallel to the line 4x +y = 5

• y = 4x -2

• y = -4x + 9

• y = 1/4 x + 8

• y = - 1/4 x - 1

Which equation represents a line parallel to the y-axis?

• y = x

• x = 4

• y = 4

• y = x + 4