Systems of Inequalities

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

Solve the system of inequalities by graphing.

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Write an inequality represented by the graph.

• x < - 3
• y < - 3
• x > - 3
• x ≥ - 3

Which point is a solution?

• (0, 6)
• (-3, 4)
• (1, 0)
• (-4, 3)

Identify the two inequalities that represents the graph.

• y > ½x - 3

• y ≤ -4x + 2

• y < ½x - 3

• y ≥ -4x + 2

Identify all solutions for the graph

• (2, 3)

• (4, -2)

• (2, -4)

• (-2, 0)

Identify the graph represented by the following system of inequalities.

2x - y > 4

4x + 2y < 6

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If I have a system of parallel inequalities the answer is always no solution?

• True, the shaded regions will not overlap
• False, the shaded regions could overlap

Which system of inequalities matches the graph?

• y > 2x - 4
  y < 2
• y < 2x - 4
  y < 2
• y > 2x - 4
  y <  2 
• y < 2x - 4
  y <   -2

• A
• B
• C
• D