Systems of Equations/Inequalities

If a system of equations is inconsistent, what does the graph look like? 

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A

What is the solution?

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

Tags

CCSS.8.EE.C.8B

If a system of linear equations is consistent and independent, what does this mean about the two lines? 

• Parallel lines
• the same line 
• Intersecting lines

Tags

CCSS.8.EE.C.8A

Evan graphed two lines in order to find the solution to a given system of equations.
What is the solution?

(a)  

Tags

CCSS.8.EE.C.8B

Lou graphed two lines in order to find the solution to a given system of equations.
What is the solution?

• (-1, 4)
• (1, -4)
• (-4, 1)
• (4, -1)

Tags

CCSS.8.EE.C.8B

Solve the system by substitution.
x + 12y = 68
x = 8y - 12

(a)  

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Classify the system:

y = -³/₄x + 8

3x + 4y = 32

• Consistent Independent

• Consistent Dependent

• Inconsistent

Tags

CCSS.8.EE.C.8B

which equation best represents this graph?

• y < 1/2x + 1

• y < 1/2x + 2

• y >1/2x + 2

• y > 2x

Tags

CCSS.HSA.REI.D.12

Which system of inequality is shown?

• y > -1/5x - 1/2  
   y ≥ -2x - 4
• y > -1/5x - 1/2  
   y ≤ -2x - 4
• y ≥ -1/5x - 1/2
   y ≤ -2x - 4
• y < -1/5x - 1/2  
  y ≥ -2x - 4

Tags

CCSS.HSA.REI.D.12

Solve the system of inequalities by graphing.

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12