Equations of Lines

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

What direction is an undefined slope?

• horizontal
• vertical

Tags

CCSS.8.EE.B.6

What is the equation of the line in slope-intercept form that has a slope of 2 and goes through (3,4)?

• y = -2x +2

• y = 2x +2

• y = 2x -2

• y = 4x +4

What is the equation of the line in slope-intercept form that goes through (2,1) and (4, 5)?

• y = 2x + 3

• y = -2x - 3

• y = -2x + 3

• y = 2x - 3

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

• y = 6x +1
• y = 1/6x +4
• y = -6x +3
• y = -1/6x +5

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

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)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

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)

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.5

Write the equation in point-slope form of the line that passes through the given point and has the given slope:
 (-2, -1); m= -3

• y + 1 = -3(x - 2)
• y + 1 = -3(x + 2)
• y - 1 = 3(x - 1)
• y + 2 = -3(x + 1)

Tags

CCSS.HSA.CED.A.2

Write the equation in point-slope form for the line that contains the points
(-2, -3), (4, 3)

• y - 3 = 1(x - 2)
• y + 3 = 1(x + 2)
• y -3 = -1(x + 2)
• y + 3 = -1(x - 2)

Tags

CCSS.HSA.CED.A.2

What slope is parallel to:  
m = 4

• 4
• -1/4
• -4
• 1/4

Tags

CCSS.8.EE.B.6