Solving Inequalities

What inequality does the number line graph represent?

• x ≤ 4
• x ≥ -4
• x < -4
• x < 4

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?

• <, >
• ≤, ≥ 

Do I need to flip my sign?
3x  ≥ 12

• Yes
• No

Do I need to flip my sign?
-3x  ≥ 12

• Yes
• No

2- 3x ≤ 20

• x  ≥ -6
• x ≤ -6
• x ≤ -7
• x  ≥ -7

Solve for t.

6t + 4 ≤ -2

• t ≤ -1 
• t ≤ 1
• t=1
• 1=t

Solve the inequality.
-n + 8 < 26

• n < -18
• n > -18
• n ≤ -18
• n ≥ -18