Solving and Graphing Inequality Review

What inequality does the number line graph represent?

• x ≤ -4

• x ≥ -4

• x < -4

• x < 4

What inequality does the number line graph represent?

• x≥ 3

• x > 3

• x < -3

• x ≤ 3

What inequality does the number line graph represent?

• x > 5

• x < −5

• x ≥ 5

• x ≥ −5

Which graph matches the inequality
k < 3?

• A

• B

• C

• D

Which graph matches the inequality
r ≥ -6?

• A

• B

• C

• D

-4p < 36 

• p > -9

• p < -9

• p > -144

• p < -144

7n > 49

• n > 7

• n < 7

• n > 343

• n < 343

• k > 20

• k < 20 

• k > -20

• k < -20

When you graph an inequality, you use a closed dot when you use which symbols?

• ≤, ≥ 

• <, >

• ≤, <

• ≥, >

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