Identifying Parallel and Perpendicular Lines Equations

Which equation is parallel to:

• y = -7/5x +1

• y = 7/5x +4

• y = -5/7x -3

• y = 5/7x +5

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

• y = 6x +1

• y = 1/6x +4

• y = -6x +3

• y = -1/6x +5

What is the equation of a line that is parallel to y = 3x - 7 and goes through (2, 1) ?

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

If two lines are parallel their slopes are  ____________

• the same.

• negative reciprocals of each other.

Tags

CCSS.8.EE.B.6

Are these lines parallel?
y = 12x + 4
y = 12x +14

• YES

• NO

Are these lines parallel?

y = (-1/2)x + 1

y = (1/2)x - 5

• YES

• NO

Tags

CCSS.8.EE.B.6

Write an equation of a line that passes through the point (5,-1) and is parallel to the line y = (-3/5)x -3

• y = (-3/5)x + 2

• y = (-3/5)x -2

• y = (3/5)x + 2

• y = (5/3) + 2

Write an equation of a line that passes through the point (2,6) and is parallel to the line y = -3

• y = 12

• y = 6

• x = 12

• x = 6

Write an equation of a line that passes through the point (-2,3) and is parallel to the line x = 4

• y = -2

• y = 2

• x = 2

• x = -2