Math 8R: Unit 2-Linear Functions Practice Quiz

Which point represents (0,2)?

• D

• E

• A

• B

Which number represents the slope, m, for the equation ?   $y\ =\ \frac{1}{2}x\ -\ 3$  

•  $\frac{1}{2}x$  

•  $\frac{1}{2}$  
  

• 3

• -3

Which point represents (-4, 6)?

• F

• E

• A

• B

Which graph does NOT represent a function?

• 
• 
• 
• 

Rearrange the equation  $y\ -\ 6x\ =\ 12$  in slope-intercept form

•  $y\ =\ 18x$  
  

•  $y\ =\ 6x\ +\ 12$  
  

•  $y\ =\ -6x\ +\ 12$  
  

•  $y\ =\ 6x$  
  

Which set of ordered pairs DOES represent a function?

• {(3, 1), (-3, -2), (-5, 0), (-5, -4)}

• {(2, 0), (4, -2), (3, 6), (2, -1)}

• {(5, 1), (5, 2), (5, 5), (5, 3)}

• {(0, 0), (-8, -2), (4, 0), (1, 3)}

Which point represents (-3, -3)?

• D

• E

• A

• B

Which point represents the y-intercept, b, for the equation ?   $y\ =\ 6x\ -\ 1$  

• (0, 1)

• (0, -1)

• (-1, 0)

• (1, 0)

What is the equation of this line?

What is the slope of the equation:   $3y\ =9x\ +\ 12$  

• 3

• 6

• 9

• 12

Tags

CCSS.8.EE.B.5