Linear Equations, Direct/Inverse Variation

Is this a direct variation?

• yes
• no

Is this a direct variation?

• yes
• no

What is another name for k?

• y- intercept
• x 
• slope
• x- intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Determine if the given equation is a direct variation, an inverse variation, or neither.

 $y=\frac{1}{2}x+7$  

• Direct Variation

• Inverse Variation

• Neither

Determine if the given equation is a direct variation, an inverse variation, or neither.

 $3x-y=0$  

• Direct Variation

• Inverse Variation

• Neither

Determine if the given equation is a direct variation, an inverse variation, or neither.

 $y=\frac{2}{x}$  

• Direct Variation

• Inverse Variation

• Neither
  

Give the equation for the graph

• y = 5x - 3
• y = 4x + 2
• y =-2x + 5
• y = - 2x + 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the equation of this line?

• 0
• undefined 
• y = -2
• x = -2

What is the equation of the line in the graph?

• y = 3
• x = 3
• x = 0

Graph. $y\ =\ \frac{2}{3}x\ -\ 3$  

• a

• b

• c

• d