Exam Review - Writing Equations of a Line

Write the equation for the line in slope-intercept form.

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

What is the equation of this line?

• y = 2x +2
• y = 2x -2
• y = -x + 2
• Cannot be Determined

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

For the equation

y + 1 = -3(x - 5),

the line has a slope of?

• -1

• 1

• -3

• 5

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)

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)

Vertical or horizontal?
x = 4

• vertical 
• horizontal
• neither

Vertical or horizontal?
y = 10

• vertical 
• horizontal
• neither

What is the equation of this line?

• x=-2
• y=-2x
• x=2
• y=-2

What is the equation of this line?

• x=5
• y=5
• y=5x
• x=-5