Equations from Point and Slope

Which equation matches the graph? (Click me to see the image)

• y = 2x

• y = 1/4 x + 2

• y = 1x + 4

• y = -2x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What does 'b" represent in y=mx+b

• y-intercept

• macaroni

• nothing

• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation

m = 5/4 through (-4, -3)

• y = 5/4x +2

• y = -5/4x + 2

• y = 2x - 5/4

• y = 3/4x + 2

Write a linear function that has a slope of -2 and passes through the point (-3, 4).

• f(x) = -2x - 2

• f(x) = -2x + 4

• f(x) = =2x + 3

• f(x) = -2x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write the equation of the line with a slope of -5/4 and a y-intercept of 2.

• y = -1/4x + 2

• y = 2x - 5/4

• y = 1/4x + 2

• y = -5/4x + 2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Slope = 3/5  Point (10, -15)

• y=3/5x-21

• y=3/5x-9

• y=3/5x-35

• y=3/5x

 point (8,5)
 slope of 1/2

• y = 1/2x + 5.5

• y = 1/2x - 1

• y = 1/2x - 5.5

• y = 1/2x + 1

Find the slope between the two points.

• ^-1/₆

• -6

• ¹/₆

• 6

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

Write the equation that best matches the graph shown.

• y = 4x

• y = 4x - 3

• y = 4/3 x + 4

• y = 4/3 x - 3