Linear Functions

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

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

• -3
• 3
• 4
• -4

Tags

CCSS.8.EE.B.5

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

• A

• B

• C

• D

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Bob has $150 in his savings account and saves $40 per month. Which function models his savings?

• y = 150 + 40

• y = 40x + 150

• y = 150x + 40

Tags

CCSS.HSF-BF.A.1A

_{What is the y-intercept of the line?}

•  (0,¹/₂)
• (0,1)
• (0, ^-1/2)
• (0, -1)

Tags

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

Find the slope of the line that contains the given points:

 $\left(2,-3\right)\ and\ \left(5,-1\right)$  

•  $\frac{2}{3}$  

•  $\frac{3}{2}$  

•  $-\frac{2}{3}$  

•  $-\frac{3}{2}$  

Tags

CCSS.8.EE.B.5

Find the slope of the line that contains the given points:

 $\left(9,4\right)\ and\ \left(-2,-2\right)$  

•  $\frac{6}{11}$  

•  $\frac{11}{6}$  

•  $-\frac{6}{11}$  

•  $-\frac{11}{6}$  

Tags

CCSS.8.EE.B.5

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Tags

CCSS.8.EE.B.5

Analyze the point (3, 27). What does the point represent? 

• The point (3,27) represents 27 shirts for $3. 
• The point (3,27) represents $27 for 3 shirts. 

Tags

CCSS.8.EE.B.5

Find the slope

• -5/7
• 7/5
• -7/5
• 5/7

Tags

CCSS.8.EE.B.5