Linear Modeling Using Slope Intercept Form

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

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 

• slope: 3/2   y-intercept:  (0,3) 

• slope:  4  y-intercept:  (0,3/2)

• slope: 1/5   y-intercept:  (0,5) 

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope and y - intercept

y = 1/2x - 1

• slope: 1/2 y-intercept: -1

• slope: 2 y-intercept: -1

• slope: 1/2x y-intercept: 1

• slope: 2 y-intercept: 5

Tags

CCSS.8.EE.B.5

What is the slope of the equation?
y = -3x + 4

• -3

• 3

• 4

• -4

Tags

CCSS.8.EE.B.5

What is the slope of the equation?

• 2

• -2

• -2x

• -1

Tags

CCSS.8.EE.B.5

In the equation, y = mx + b, the letter b is the ___________.

• y-intercept

• x-intercept

• slope

• rate of change

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Consider the equation:
y=-x+4
Identify the slope and y-intercept.

• m=4, b=-x

• m=-x, b=4

• m=1, b=4

• m=-1, b=4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which value is the y-intercept in the equation:

y= 2x -2

• 2

• -2

• 1

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the following equation in slope intercept form:
-x + 3y = 9

• y = 1/3x + 3

• y = 1/3x + 9

• y = -1/3x + 3

• 3y = x + 9

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The y intercept is AWESOME! It helps us to know...

• Where our line will end.

• If our line is positive or negative.

• Where to start graphing our line.