Equations and Inequalities

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

• <, >
• ≤, ≥ 

-4x+1=21

• x=120
• x=5
• x=30
• x=-5

In the equation 4y +-9 =-36
y = -4

• True
• False

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

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

• ≤, ≥ 
• <, >

Pick the correct letter for:
6 > x

• A
• B
• C
• D

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

In the equation 4y +-9 =-36
y = -4

• True
• False

-4x+1=21

• x=120
• x=5
• x=30
• x=-5

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

• <, >
• ≤, ≥