Solving and Graphing One-Step Inequalities 3.1-3.3 dm

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

• ≤, ≥ 
• <, >

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Solve the inequality.
30 + n ≥ 50

• x > 50
• x > 80
• x < 30
• x > 20

Is x = 9 a solution to the given inequality.
x > 9

• TRUE
• FALSE

Is x = 12 a given solution to the inequality.
x > 5

• TRUE
• FALSE

What inequality does the number line graph represent. 

• x < 2
• x > 2
• x ≥ 2
• x ≤ 2

10 ≥ x - 3

• x ≤ 13
• x ≥ 13
• x ≤ 7
• x ≥ 7

what does the number line show

• x = 3
• x > 3
• x < 3
•  x > 6

What is the inequality for:

You must be at least 48 inches tall to ride the bumper cars.

• h < 48

• h > 48

• h ≤ 48

• h ≥ 48

What is the inequality for:

The postal scale will weigh a maximum of 50 lbs.

• p < 50

• p > 50

• p ≤ 50

• p ≥ 50