Inequalities Review

When graphing an inequality use an open circle for ...

• <, ≤
• >, <
• ≤, ≥
• ≥, >

When graphing > and ≥ you would shade...

• up
• left
• down
• right

When solving an inequality you must flip the sign when...

• you multiply or divide
• you add or subtract a negative
• you multiply or divide a negative
• you add or subtract

Do I need to flip the sign when solving 5x < 30?

• yes
• no

Do I need to flip the sign when solving -4x > 24?

• yes
• no

Do I need to flip the sign when solving 7x ≥ -14?

• yes
• no

Is 3 a solution to y + 2 < 8? 

• yes
• no
• maybe

Is 14 a solution to 12 > u - 1?

• yes
• maybe
• no

Is 4 a solution to 4s ≤ 15?

• no 
• yes
• maybe

Is -2 a solution to 4 < 10/z?

• maybe
• no 
• yes