Systems of Linear Inequalities

Which point below is NOT part of the solution set?

• (0, 0)
• (5, 1)
• (-1, -3)
• (20, -5)

Which point is a solution?

• (0, 6)
• (-3, 4)
• (1, 0)
• (-4, 3)

Match the system to the graph (solution set is on the left)

• y ≤ 3x   and  y ≤ -2x + 4
• y > 3x   and  y > -2x + 4
• y < 3x   and  y > -2x + 3
• y > 3x   and  y < -2x + 4

This system has an infinite number of solutions, TRUE or FALSE?

• TRUE
• FALSE

Select the correct graph for each inequality.

• A
• B
• C
• D

When you graph an inequality, you used a solid line when you use which symbols?

• ≤, ≥ 
• <, >

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.
• None of these.

Rewrite this inequality in "y=" form to graph.

3x - 6y > 12

• y > ¹/₂x - 2

• y < -¹/₂x + 2

• y < ¹/₂x - 2

• y > -3x - 2

Which is the graph of the system of inequalities?

• 
• 
• 
• 

Which inequality represents the shaded region below the line y = 4x - 1?

• y ≥ 4x - 1

• y > 4x - 1

• y ≤ 4x - 1

• y < 4x - 1