Systems of Linear Inequalities

Which of the following is represented by a solid line?

• ≤, ≥

• <, >

Tags

CCSS.HSA.REI.D.12

Which of the following is represented by a dotted line?

• <, >

• ≤, ≥

Tags

CCSS.HSA.REI.D.12

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

Which of the following is not a solution to this system of inequalities?

• (0,-1)

• (0,3)

• (4,0)

• (6,-2)

Which of the following is a solution to the system of linear inequalities?

• (-3,1)

• (0,0)

• (-8,0)

• (2,-6)

Which of the following is the inequalities for the blue line?

• y > 2/3x + 3

• y > 2/3x + 3

• y < 2/3x + 3

• y < 2/3x + 3

Which of the following is a solution to the system of linear inequalities?

• (0,0)

• (3,0)

• (1,-4)

• (0,5)

Which of the following is a solution to the system of linear inequalities?

• (3,0)

• (0,0)

• (1,5)

• (2,2)

Which of the following is the inequalities for the dark blue line?

• y > 2x - 4

• y > 2x - 4

• y < 2x - 4

• y < 2x - 4

Which of the following is the inequalities for the purple line?

• y > 1/2x - 1

• y > 1/2x - 1

• y < 1/2x - 1

• y < 1/2x - 1