Linear Inequalities

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, -10)
• (-1, 5)
• (5, 20)

Select the graph for y ≥ -3.

• A
• B
• C
• D

Select the graph for 5x+ y ≤  -1 .

• A
• B
• C
• D

Will my line be solid?
5 ≥ x

• Yes
• No

Is the point (3, 1) a solution for the following inequality? Choose the best answer that has the best explanation.

• Yes because it is located in the shaded region.

• No because it is located on the line and the line is dotted.

• Yes because it is located on the line.

• No because it is in the shaded region.

Which point is a solution?

• (0, 6)
• (-3, 4)
• (1, 0)
• (-4, 3)

Is (0,0) a solution to the system?

• Solution
• Not a solution

Colin needs to save at least $200 for homecoming. He works 2 jobs earning $9/hour at Wawa and $25/hour mowing lawns. He only has time to work 16 hours before homecoming.

• x + y ≥ 25

  x + y ≤ 9

• 100x + 25 y ≤ 200

  2x + 9y ≤ 16

• x + y ≥ 200

  9x + 25y ≤ 16

• 9x + 25y ≥ 200

  x + y ≤ 16

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

• TRUE
• FALSE

Which of the following ordered pairs is a solution of the inequality 3x + 2y > 1?

• ( -1, -5 )

• ( -5, 4 )

• ( -6, 0 )

• ( 2, 4 )