Solving Inequalities

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

• ≤, ≥ 

• <, >

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

Solve and graph.
p - 3 > -8

• A

• B

• C

• D

What inequality does the number line graph represent?

• x ≥ 3

• x > 3

• x < -3

• x ≤ -3

You flip an inequality symbol when you...

• subtract

• multiply and divide only

• multiple by a negative number

• multiple or divide by a negative number

Graph the solution set of the inequality.

–4a ≤ –28

• 
• 
• 
• 

-4x + 14 ≤ 54

• x ≥ - 10

• x ≤ -10

• x ≥ 10

• x ≤ 10

4(2a + 3) < 3(a - 1)

• a < -3

• a > -3

• a < 3

• a > 3

28 − k ≥ 7(k − 4)

• k ≥ -7

• k ≤ -7

• k ≥ 7

• k ≤ 7

-3 − 6(4x + 6) > -111

• x > 3

• x < 3

• x < -3

• x > -3