Graphing Linear Functions from Slope-Intercept Form

Which equation matches the graph? 

• y = 2x + 2

• y = 1/4x + 2

• y = 1x + 4

• y = 4x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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

Which equation best represents the line on the graph?

• y= 1/2x

• y= -1/2x

• y = 2x

• y = -2x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which is the graph of y= -x + 1?

• A

• B

• C

• D

Graph the function

f(x)=3x-5

(remember slope intercept form f(x)=ax+b where a is slope, b is y-intercept) Start by plotting the y-intercept, then count the slope to the next point

Answer explanation

Graph the function

f(x)=3x+5

(remember slope intercept form f(x)=ax+b where a is slope, b is y-intercept) Start by plotting the y-intercept, then count the slope to the next point

Answer explanation

Graph:

y= -x +4

Graph:

y= -1/2(x) +3

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

• y = 2x + 2

• y = 1/4x + 2

• y = 1x + 4

• y = 4x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Identify the y-intercept for the function:
y=-3x

• -3

• 0

• 1

• -1