Solving Equations and Inequalities

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

• ≤, ≥ 
• <, >

Tags

CCSS.HSA.REI.D.12

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

Tags

CCSS.7.EE.B.4B

Which number line represent the solution to the inequality −7x −13 ≥ 8?

• Line A

• Line B

• Line C

• Line D

Tags

CCSS.7.EE.B.4B

The solution to the inequality 5x − 4 > 21 is represented by which number line?

• 
• 
• 
• 

Tags

CCSS.7.EE.B.4B

Solve the following equation for x:

7x + 6 +2x = 60

• x = 6

• x = 8

• x = 9.5

• x = 13

Solve the following equation for x:

4x + 2(x - 6) = 12

• x = 6

• x = 4

• x = 2

• x = -2

What is the expression that matches this situation?

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

• h < 48

• h > 48

• h ≤ 48

• h ≥ 48

What is the expression that matches this situation?

You can spend no more than 20 dollars on your mom's birthday present.

• x > 20

• x < 20

• x ≤ 20

• x ≥ 20

Which property was used to get from Step (2) to Step (3)?

• Distributive Property
• Division Property of Equality
• Subtraction Property of Equality
• Substitution Property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve the following equation for a:

1 + a = 15

• a = 14

• a = 16

• a= 15

• a = - 16