Inequalities Review

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?

• <, >
• ≤, ≥ 

"At most" and "No more than" are both clue words for...

• <
• >
• ≤
• ≥

• x > 1
• 1 ≥ x
• x is greater than or equal to 1
• x is less than or equal to 1

• x is less than or equal to -2
• x < -2
• -2 < x
• x is greater than -2

You flip an inequality symbol when you...

• subtract
• multiply and divide only
• multiple by a negative number
• multiple or divide by a negative number

11 > -3y + 2

• -3 > y

• -3 < y

• 3 > y

• 3 < y

6x + 2 + 6x < 14

• x < 1
• x > 1
• x < -1
• x > -1

28 − k ≥ 7(k − 4)

• k ≥ -7
• k ≤ -7
• k ≥ 7
• k ≤ 7

-2(5 + 6n) < 6(8 − 2n)

• no solution

• infinite solution

• x < 0

• x > 0