Module 7 Day 7 Guided

What inequality does the number line graph represent?

• x < -4
• x < 4

What inequality does the number line graph represent?

• x > 3
• x < -3

 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?

• <, >

• ≤, ≥ 

You flip an inequality symbol when you...

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

Solve
-5m < 10

• m < -2
• m > -2
• m < -50
• m > -50

It is not safe to use a light bulb of more than 60 watts in certain light fixtures. Represent this as an inequality.

• L < 60
• L > 60
• L ≤ 60
• L ≥ 60

The minimum height a person must be to ride the Superman Roller-coaster is 54 inches. Which inequality can be used to show this?

• S > 54 inches
• S ≥ 54 inches
• S < 54 inches
• S ≤ 54 inches