Solving Equations & Inequalities Review

What is the name of a letter that represents an unknown number in math?

• Coefficient

• Constant

• Variable

• Operation

Tags

CCSS.6.EE.A.2B

Using the "opposite operation" to "undo" and isolate the variable when solving an equation is more commonly called...

• Inverse operations
• math
• variable
• PEMDAS

Tags

CCSS.6.EE.B.7

What is the inverse operation for subtraction?

• Subtraction

• Addition

• Multiplication

• Division

Tags

CCSS.HSA.REI.A.1

What is the inverse operation of multiplication?

• Addition
• Subtraction
• Division

Tags

CCSS.3.OA.C.7

What is the inverse operation for addition?

• Multiplication

• Subtraction

• Addition

• Division

Tags

CCSS.HSA.REI.A.1

What is the inverse operation needed to solve the following problem?
x - 19 = 325

• Addition 
• Subtraction
• Multiplication
• Division

Tags

CCSS.6.EE.B.7

What is the inverse operation needed to solve the following problem?
x/3 = 5

• Addition 
• Subtraction
• Multiplication
• Division

Tags

CCSS.HSA.REI.A.1

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

Tags

CCSS.6.EE.B.7

What is the inverse operation that must be done to both sides of the equation?
x - 17 = 17

• subtract 17 from both sides
• multiply both sides by 17
• add 17 to both sides
• divide both sides by 17

Tags

CCSS.6.EE.B.7

To solve the equation
x + 5 = 8
 I would ....

• subtract 5 from x
• subtract 5 from both sides
• subtract 5 from one side and add 5 to the other
• add 5 to both sides

Tags

CCSS.6.EE.B.7