8th Review: Linear Inequalities

Solve the inequality.

x + 5 ≤ 13

• x ≥ 8

• x ≤ 8 

• x ≥ 18

• x ≤ 18 

 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 the inequality.

30 + n ≥ 50

• n ≥ 50

• x ≥ 80

• n ≤ 30

• n ≥ 20

Solve
-5m < 10

• m < -2
• m > -2
• m < -50
• m > -50

Solve

-8x < 48

• x < -6

• x > -6

• x < 6

• x > 6

Solve for t.

6t + 4 ≤ -2

• t ≤ -1 
• t ≤ 1
• t=1
• 1=t

Solve for k.
2k - 9≤ -19

• k ≤ -5
• k ≤ 5
• k < -5
• k < 5

3x - 2 ≥ 34

• x ≥ -12
• x ≤ -12
• x ≤ 12
• x ≥ 12

Solve:  |x + 3| < 8

• x > 5 or x < -11
• -11 < x < 5

• x > 11 or x < -5

• 5 < x < 11