Linear Solution Set

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, -10)

• (-1, 5)

• (5, 20)

Which point is a solution?

• (0,0)

• (0,2)

• (-2,0)

• (0,-2)

Which point is NOT a solution?

• (0,1)

• (0,2)

• (-2,0)

• (2,0)

Select the correct graph for each inequality. y≤ -¾x -1

• A

• B

• C

• D

Match, the solutions is the purple area

• y > -4/5x - 1 and y ≤ 2/3x + 3

• y ≥ -4/5x - 1 and y ≤ 2/3x + 3

• y < -4/5x - 1 and y < 2/3x + 3

• y < -4/5x - 1 and y ≥ 2/3x + 3

Select the graph for y ≥ -3.

• A

• B

• C

• D

Select the graph for 5x+ y ≤  -1 .

• A

• B

• C

• D

Which of the following equations match the given graph?

• y  < 2/5x + 1

• y ≥ -2/5x + 1

• y ≤  2/5x + 1

• y ≥ -2/5x - 1

Write the linear inequality in standard form for this situation: In order to raise money to attend upcoming competitions, the Math Pentathalon team is selling apple cider and hot chocolate. They hope to make at least $240 by selling hot chocolate for $1 a glass and hot apple cider for $2 a glass.

• x + 2y < 240

• x + 2y > 240

• x + 2y ≤ 240

• x + 2y ≥ 240

Which point is not a solution?

• (1, 3)

• (-1, 2)

• (3, -2)

• (5, 0)