Solving systems of linear equations and inequalities

Which system of linear inequalities is represented by the graph?

• y≤2x-1
  y>-2x+3
• y>2x-1
  y≤-2x+3
• y<2x-1
  y≥-2x+3
• y≤2x-1
  y>2x+3

Tags

CCSS.HSA.REI.D.12

Identify the graph represented by the following system of inequalities.

2x - y > 4

4x + 2y < 6

• 
• 
• 

Tags

CCSS.HSA.REI.D.12

Solve for x and y by Substitution.

3x + 2y = 16

7x + y = 19

• (-2,5)

• (-2,-5)

• (2,-5)

• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination

4x-6y= -6

-2x-12y= -12

• (0,1)

• (1,0)

• (1,1)

• (2,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system of equations?

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

Tags

CCSS.8.EE.C.8B

Does the system have one, none or infinite solutions?
8x + 4y = 12
y = -2x + 3

• (0,3)
• (3,0)
• No solution(parallel lines)
• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

Which inequality is graphed on the given coordinate plane?

•  y > x + 1
• y < x + 1
• y ≥ -x + 1
• y ≤ -x + 1

Tags

CCSS.HSA.REI.D.12

This graph represents the inequality  y < 3, TRUE or FALSE?

• TRUE
• FALSE

Tags

CCSS.HSA.REI.D.12

The given graph represents the inequality  x < -1, TRUE or FALSE?

• TRUE
• FALSE

Tags

CCSS.HSA.REI.D.12

Which ordered pair(s) is a solution to the given system?

• (5, -5)
• (0,0)
• (-5, -2)
• (3,-3)

Tags

CCSS.HSA.REI.D.12