Equations of Lines and Proving Parallel Lines

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• x

Tags

CCSS.8.EE.B.5

What is the y-intercept in the following equation:  y=-4x-5

• -4
• -4x
• 5
• -5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

How would you write the equation with a slope of 2/3 and a y-intercept of -3

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

• y=15x
• y=15x+80
• y=x+15
• y=80x+15

Tags

CCSS.HSF.LE.A.2

CCSS.8.F.B.4

Write an equation from the points (-4, 0) and (1, 5)

• y = x - 4

• y = x + 4

• x = y + 4

• y = 4x + 4

Write an equation in slope-intercept form from the points (-2, 2) and (-5, -4)

• y = 1/2x + 6
• y = 2x + 6
• y = 2/2x - 2
• y = 6/2 + 6

Tags

CCSS.HSA.CED.A.2

What is the equation for the line with a slope of 7 and passes through (0,1)?

• y = -7x + 1
• y = 7x + 1
• y = -1/7x - 1
• y = -1/7x + 1

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.LE.A.2

CCSS.HSF.BF.A.1

Write an equation of the line that passes through (3,1) and is parallel to the line y = 3x + 1.

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.5