8th Grade Linear Equations

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 is the y-intercept in the equation?
y = 5x - 4

• 5
• -4
• -5
• 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the equation of the line in slope-intercept form. 

• y = - 1/4x - 3
• y = 1/3x + 3
• y = - 1/4x + 2
• y = 1/3x -3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Paul the plumber charges $25 for a service call.  He then charges $100 an hour.  Write a linear equation to model this situation.

• y = 100x
• y = 25x
• y = 25x + 100
• y = 100x + 25

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What type of slope does the following graph have?

• Postive
• Negative
• Zero Slope
• Undefined

Tags

CCSS.8.EE.B.5

In the equation y=mx+b, what does the m represent?

• slope
• y-intercept
• linear
• point-slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope in the equation y=2x + 3?

• 2
• 3
• 5
• Cannot be Determined 

Tags

CCSS.8.EE.B.5

What is the equation of this line?

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

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

Slopes of Parallel lines are ____________?

• opposites

• reciprocals

• equal

• oppostie reciprocals

Tags

CCSS.8.EE.B.5