Creating Inequalities Using Two Variables

Which of the following inequalities matches the graph?

• y < -4x - 1

• y < -(1/4)x - 1

• y < 4x - 1

• y < -4x - 1

Which of the following inequalities matches the graph?

• 4y + 3x < 20

• 4y - 3x < 20

• 4y + 3x > 20

• 4y - 3x > 20

Which of the following inequalities matches the graph?

• y > x + 2

• y < -x + 2

• y < 2x + 2

• y < x + 2

Select the correct graph for each inequality.

• A

• B

• C

• _D

Which of the following mathematical sentences illustrates a linear inequality in two variables?

• The value of twice a number x added by nine is less than 26.

• Thrice a number m is twice another number n.

• A number n multiplied by 8 results to twice a number p.

• Four times a number s subtracted from a number t is at most 33.

Which of the following illustrates linear inequality in two variables?

• y > 3

• 2x + 3y = 10

• 4x ≥ 2

• 5x – y < 4

The ordered pair (a)   is in the solution set of 8x+16y>32.

• (-3, 5)

• (0, 2)

• (-1, 1)

• (4, 0)

Which of the following is a linear inequality in two variables?

• x + y < 4

• 2x + 3y = 10

• y ≥ 1

• x ≤ 3

Which point below is NOT part of the solution set?

• (0, 0)

• (5, 1)

• (-1, -3)

• (20, -5)

Which of the following inequalities matches the graph?

• -2y > 2x - 2

• -2y > -4x + 4

• -2y < -4x + 4

• -2y ≤ 2x - 2