Working Backwards

one step equations

How do you work backwards?

For the following questions...

• Decide which operation you would use to work BACKWARDS

• Find the value of the variable

Multiple Choice

$$12x=36$$  Which operation would you use to work BACKWARD?

• multiplication

• division

• addition

• subtraction

Multiple Choice

 Solve for x

$$12x=36$$

• 432

• 3

• 48

• 24

Multiple Choice

$$9+x=121$$  

Which operation would you use to work backwards?

• multiplication

• division

• addition

• subtraction

Multiple Choice

$$9+x=121$$  
solve for x

• 1089

• 13

• 130

• 112

Multiple Choice

Which operation would you use to work BAKWARDS?

$$\frac{x}{4}=15$$  

• multipliction

• division

• addition

• subtraction

Multiple Choice

$$\frac{x}{4}=\ 15$$  
Solve for x

• 60

• 3.75

• 19

• 11

Multiple Choice

$$x-3=39$$  

Which operation would you use to work BACKWARDS?

• multiplication

• division

• addition

• subtraction

Multiple Choice

$$x-3=39$$  
Solve for x

• 117

• 13

• 42

• 36