Equations Review

Which of these represents point-slope form of a linear equation?

• y - y₁ = m(x - x₁)
• Ax + By = C
• y = mx + b

Which of these represents slope-intercept form of a linear equation?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

CCSS.HSG.GPE.B.5

Which of the following is the equation of the line that has a slope of 3 and passes through the point (0, 9)?

• y = -3x + 12

• y = 3(x + 9)

• y = 3x + 9

• y = 3x - 3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.B.5

What is the equation of the line that goes through the points (3,-1) and (2,-4)?

• y = 3x - 4
• y = -3x + 8
• y = 3x - 1
• y = 3x - 10

Tags

CCSS.HSA.CED.A.2

What is the equation for the line that passes through the points (4,2) and (0,6)?

• y = x + 6
• y = -2x + 2
• y = -x - 6
• y = -x + 6

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Write the equation of the line.

• y = -2/3x + 4
• y = 2/3x + 4
• y = 3/2x + 4
• y = -3/2x + 4

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

What does the "b" stand for in y=mx+b?

• slope
• x-intercept
• y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What two things do you NEED to write an equation in point-slope form?

• a slope and a y-intercept

• a slope and a x-intercept

• a slope and a point

• two points on the line