Rules on Solving Linear Inequalities

• x ≤ 4

• x ≥ - 4

• x < -4

• x < 4

Which inequality symbol has a closed circle?

• <
• ≤

Which inequality symbol has a open circle?

• <
• ≤

-24 + k ≤ 10

• k ≤ 14
• 34 ≤ k
• k ≤ 34
• 14 ≤ k

Does the sign need to flip when solving this problem?

-2x ≥ 22

• YES

• NO

-13t > 26

• t > -2
• t > 2
• t < 2
• t < -2

3(x-2)<2(x+9)

• x<24
• x>-24
• x<12
• x>18

• 5

• 6

• 7

• 8

How would you write the following statement as an inequality? "It'll take at least 30 minutes to get downtown."

Zoey has $5 and wants to rent a scooter. The scooter costs $1 to unlock and $0.25 for each minute of use.

Write an expression for the total cost in dollars of renting the scooter if Zoey uses it for x minutes.