Solutions to Inequalities

What are two solutions to x < 8?

• 8.6, 7.9
• 11, 16
• 0.8, 5.9
• 12, 7.1

Which value is true for the inequality
70 < x - 12

• x = 12
• x = 20
• x = 80
• x = 100

Which value is true for the inequality x/3 < 5

• x = 30
• x = 15
• x = 6
• x = 60

7 ≤ x
Is 12 a solution?

• Yes
• No

x > 10
Is 3 a solution?

• Yes
• No

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

• ≤, ≥ 
• <, >
• ≤, <
• ≥, >

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

• <, >
• ≤, ≥ 
• ≤, <
• ≥, >

Match the graph with its inequality.

• b > –2
• b < –2
• b ≥ –2
• b ≤ –2

What inequality does the number line graph represent?

• x ≤ -4
• x ≥ -4
• x < -4
• x < 4

What inequality does the number line graph represent?

• x≥ 3
• x > 3
• x < -3
• x ≤ 3