Slope and Parallel and Perpendicular Lines

Write the equation of the line PARALLEL to the line y = 4x - 9 that passes through the point (-2, 4)

• y = 4x + 12

• y = -4x -4

• y = -1/4x + 5/2

What slope is perpendicular to:  
m = 3

• m = -3

• m = -1/3

• m = 1/3

• m = 3

Tags

CCSS.8.EE.B.6

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.C.8B

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y + 7 = -1/4(x - 4)

• y - 4 = -1/4(x + 7)

• y + 7 = 4(x - 4)

• y - 7 = -1/4(x - 4)

For the equation
y + 1 = -3 (x - 5),
the line contains the point (5, -1) and has a slope of?

• m = -1

• m = 1

• m = -3

• m = 5

What is the equation of the line y + 5 = -3(x - 6) in slope intercept form?

• y = -3x - 23

• y = -3x -13

• y = -3x - 11

• y = -3x+13

For the equation
y - 3 = 2(x + 4),
the line has a slope of 2 and contains what point?

• (-4, 3)

• (3, -4)

• (-3, -4)

• (-4, -3)

Find the slope

• -5/3

• -3/5

• 5/3

• 3/5

Tags

CCSS.8.EE.B.5

Which equation is perpendicular to:
 y = -6x +2

• y = 6x +1

• y = 1/6x +4

• y = -6x +3

• y = -1/6x +5

Write an equation of a line that passes through the point (-9,2) and is perpendicular to the line y = 3x - 12

• y = (-1/3)x - 1

• y = (1/3)x - 2

• y = -3x + 12

• y = 3x - 1