Linear Equations

Which line has a slope of  $\frac{3}{4}$  ?

• A

• B

• C

• D

Which line has an undefined slope?

• A

• B

• C

• D

 $m\ =\ \frac{y\ -\ y}{x\ -\ x}$  

What is the slope of the line that contains the points (-6, 1) and (4, -4)?

• 2

• -2

• $\frac{1}{2}$

• $-\frac{1}{2}$

 $m\ =\ \frac{y\ -\ y}{x\ -\ x}$  

What is the slope of the line that contains the points (13, -2) and (3, -2)?

• $-\frac{2}{5}$

• 0

• $-\frac{5}{2}$

• undefined

What is the slope of the line whose equation is  $2y\ =\ 3x\ +\ 4\ ?$  

• 3

• 2

• $\frac{3}{2}$

• $\frac{2}{3}$

Which is an equation of the line with a slope of  $\frac{1}{4}$  and a y-intercept of -2?

•  $x\ -\ 4y\ =\ 8$  

•  $x\ +\ 4y\ =-8$  

•  $4x\ +\ y\ =\ -2$  

•  $4x\ -\ y\ =2$  

Which graph best represents the line
  $y\ =-\frac{1}{5}x\ +\ 2$  ?

• A

• B

• C

• D

Which graph best represents the line
 $x\ -\ y\ =\ 3\ ?$  

• A

• B

• C

• D

Identify the equation of the line graphed above.

• $x\ +\ 2y\ =-2$

• $x\ -\ 2y\ =\ 2$

• $2x\ +\ y\ =-1$

• $2x\ -\ y\ =\ 1$

Identify the equation of the line graphed above.

• $4x\ +\ 3y\ =\ 6$

• $4x\ -\ 3y\ =\ -6$

• $3x\ +\ 4y\ =\ 8$

• $3x\ -\ 4y\ =\ -8$