Quick Check: Linear Relationships

What does the letter "b" represent in a linear equation?

• Slope

• y-intercept

• x-intercept

• linear

y = -2x + 8

What is the slope and y-intercept?

• slope: 8

  y-intercept: -2

• slope: 8

  y-intercept: -2x

• slope: -2

  y-intercept: 8

• slope: -2x

  y-intercept: 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope (rate of change) for this table?

Tags

CCSS.HSF-LE.A.1B

What is the equation of this line?

Tags

CCSS.8.EE.B.5

What is the slope of the equation:

2y = 4x + 12

• 4

• 2x

• 2

• 12

What is the equation for this table?

• y = 7.25x + 20

• y = 2x - 15

• y = 7.5x

• y = 7.5x + 15

Which statement is TRUE?

• Non-linear and has an

  equation of

  y = -x + 18.

• linear and has an

  equation of

  y = -x + 18

• Linear and has an equation of

  y = -2x + 18

• Non-linear and has an equation of y = x + 18

What is the y-intercept of this table when graphed?

• 0

• 10

• 200

• None of these answers

Tags

CCSS.HSF.LE.B.5

What is this form of equation called?

y = mx + b

• Standard Form

• Slope-Intercept Form

• Y-Intercept Form

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Use the slope formula to solve for (m) with a line going through (2, -1) and (4, 7)

• -9

• 2

• 4