Writing equations of parallel and perpendicular lines

The slope of the line parallel to y = 2x + 1 is

Tags

CCSS.8.EE.B.5

What is the equation of the line parallel to y = 2x + 1 through the point (1,5)?

• y = 2x + 5

• y = -2x + 5

• y = 2x + 3

• y = 2x - 3

• y = 2x

What is the equation of the line parallel to y = 3x - 4 and goes through (6,4)?

• y = 3x - 18

• y = -3x - 14

• y = 3x - 14

• y = 3x + 4

• y = 3x + 6

What is the equation in point slope form with slope 3/2 through the point (4,-3)?​
y -​ (a)   =​ (b)   (x -​ (c)   )

• -3
• 3/2
• 4
• -4
• 3
• 2/3
• -2/3
• 1
• -1

The slope of the line perpendicular to y = 5x - 3 is

• 5

• 1/5

• -1/5

• 1/3

• -x

Tags

CCSS.8.EE.B.5

The equation of the line perpendicular to y = 5x - 3 through the point (2,-1).

​ (a)   =​ (b)   ​ (c)  

• y+1
• -1/5
• (x-2)
• y-1
• 5
• 1/5
• (x+2)
• x
• -3

What is the equation of the line in slope-intercept form?

• y = -1/5 x

• y = -1/5 x - 3/5

• y = -1/5 x - 2/5

• y = -1/5 x - 1

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the equation of the line in slope-intercept form perpendicular to y = 3/4 x - 1 through the point (8,-3).

y =​ (a)   x +​ (b)  

• -3/4
• 23/3
• 3/4
• 4/3
• -4/3
• 25/3
• 17/3
• 20/3
• 13/3

Equation of line perpendicular to y = -2/3 x + 4 and passes through (6,-2) in point-slope form.

y​ (a)   =​ (b)   ​ (c)  

• + 2
• 3/2
• (x - 6)
• 2/3
• -3/2
• 1/3
• - 2
• - 6
• (x + 2)
• (x + 6)

Solve this equation for y.

3y - 2x = 5

3y = ​ (a)  

y = ​ (b)   x ​ (c)  

• 2/3
• +  5/3
• 1/3
• 2
• - 5/3
• -2/3
• 2x + 5
• -2x + 5

Tags

CCSS.6.EE.C.9