Solving Two-Step Equations

What is the first rule of equation solving?

• Undo what has been done to the variable

• Redo what has been done to the variable

• Invert the operations

• Balance the equation

Tags

CCSS.6.EE.B.5

What is the second rule of equation solving?

• Always do the same thing to both sides

• Meg is sad

• Invert the operations

• negative times a positive is a negative

To solve equations I use:

• Inverse Operations

• Variable Operations

• Guesswork

• Inverted Operations

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the inverse of addition?

• Subtraction

• Division

• Multiplication

• unaddition

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

What is the inverse of division?

• Multiplication

• Addition

• Subtraction

• Reciprocal

Tags

CCSS.6.NS.A.1

How do you solve the following equation?

 $\ x+7=4$  

• Add 7 to both sides

• Subtract 7 from both sides

• Subtract 4 from both sides

• Add 4 to both sides

Tags

CCSS.6.EE.B.7

What operation do you see? 5x

• Multiplication

• Division

• Addition

• Subtraction

• Divide both sides by 8

• Add 9 to both sides

• Multiply both sides by 8

• Subtract 8 from both sides

What operation do you see? x/8

• Multiplication

• Division

• Addition

• Subtraction

How do you solve the following equation?

 $\ \frac{x}{7}=-3$  

• Multiply both sides by 7

• Divide both sides by 7

• Add 3 to both sides

• Use an app, so that you never actually learn anything, causing you to fail the SAT, so you don't get into college and have to work at McDonald's your whole life.

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7