Inequalities

When graphing b < 6 would you use an open or closed circle?

• Open
• closed

Which graph matches the inequality
-2 ≥ n?

• A
• B
• C
• D

Does the sign need to flip when solving?
8y < (-40)

• YES
• NO

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

• y<139
• y≥55
• y>55
• y≤139

Match the graph with its inequality.

• b > –2
• b < –2
• b ≥ –2
• b ≤ –2

• z≤1
• z>9
• z≤9
• z<9

Does the given value make the inequality true?  x + 9 > 21, when x = 15

• True
• Not True

Which number line best represents the solution to the inequality 5w ≥ 30

• A

• B

• C

• D

When do we switch the inequality symbol?

• when multiplying or dividing by a NEGATIVE

• when adding and subtracting a NEGATIVE

• we never switch the inequality

• When there is a negative in the problem