Equations for Parallel and Perpendicular Lines

Write the equation of the line that is PARALLEL to the graph of y = -6x + 3 and goes through the point (-1,4)?

Mathematical Equivalence

ON

Write an equation for a line parallel to the line
y = 1/3x - 4 through (-3, 2)

• y = 2/3x +3

• y = -1/3x + 3

• y = 1/3x + 3

• y = -5/3x + 3

Two lines that are parallel will have ...

• Slope that is opposite reciprocals

• No slope

• Slope that is the same

• none of the above

Tags

CCSS.8.EE.B.6

Two lines that are perpendicular lines have ...

• Slope that is opposite reciprocals

• No Slope

• Slope that is the same

• none of the above

Tags

CCSS.8.EE.B.6

Given the line 2x-3y=9, write the equation of a line perpendicular to it that passes through the point (4, -1)

• y = -3/2x - 7

• y = 2/3x + 4

• y = 2/3x - 1

• y = -3/2x + 5

Are these two lines parallel, perpendicular or neither?
y = -1/3x - 5
y = 1/3x + 2

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

y = 5/7x +2 y = 5/7x - 30 These lines are...

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

Write an equation for a line perpendicular to

y = -5x + 3 through (-5, -4)

• y = -3x + 1/5

• y = -3x - 1/5

• y = 1/5x - 3

• y = -1/5x - 3

Which is the equation of the line that is PARALLEL to the graph of y = 5x + 7 and has a y-intercept at (0, -2)?

• y = 5x - 2

• y = -2x + 7

• y = 5(x - 2)

• y = -1/5x - 2

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