2-8 thru 3-2 Review

Without graphing, classify each system as independent, dependent, or inconsistent.
-3x + y = 4
3x - y = 1

• Independent
• Dependent
• Inconsistent

Tags

CCSS.8.EE.C.8B

Without graphing, classify each system as independent, dependent, or inconsistent.
x - 3y = 2
4x - 12y = 8

• Independent
• Dependent
• Inconsistent

Tags

CCSS.8.EE.C.8B

How many solutions does this system of equations have?

• One Solution
• No solution
• Infinitely Many Solutions
• Two Solutions

Tags

CCSS.8.EE.C.8A

Identify the solution to this system of equations.

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

Tags

CCSS.8.EE.C.8B

Classify the system on the graph

• Consistent

• Dependent

• Independent

• Inconsistent

Tags

CCSS.8.EE.C.8A

Solve the system by substitution.
y = 2x - 1
3x - y = -1

• Infinite Solutions
• (-5, -2)
• (-2, -5)
• No solution

Tags

CCSS.8.EE.C.8B

Solve by elimination
-12x-4y= -8 
  -6x-2y= -4

• no solution 
• (0,0)
• infinite solutions 
• (4,0)

Tags

CCSS.8.EE.C.8B

Solve the system by elimination.  

4x + 12y = −1
−3x − 9y = 0 

• (10, 1) 
• (−10, −1) 
•  (10, −1) 
•  No solution 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Give the solution to the system.

• (3,1)
• (1,3)
• (-1,3)
• (1, -3)

Tags

CCSS.8.EE.C.8B

Consider the function y < 2x+3. Which is true?

• The line would be solid with shading above.
• The line would be dashed with shading above.
• The line would be solid with shading below.
• The line would be dashed with shading below.

Tags

CCSS.HSA.REI.D.12