Steps for Multi-Step Equations Variables on the Same Side

What is the first step to solving

 $3x-10=11$  ?

• Add 10 to both sides of the equation

• Subtract 10 from both sides of the equation
  

• Subtract 3 from both sides of the equation
  

• Divide by 3 on both sides of the equation

Tags

CCSS.7.EE.B.4A

There is an error in one of the steps of work below. 

Original equation:  $\frac{x+4}{2}=12$  

Step One:
 $2\times\frac{x+4}{2}=12\times2$  

Step Two:
 $2x+8=24$  
Step Three:
 $2x=16$  
Step Four:
 $x=8$  
Where does the error occur?

• Step One

• Step Two
  

• Step Three

• Step Four

Tags

CCSS.HSA.REI.A.1

What is the SECOND step to solving this equation: $-5x+8=33$  

• Add 5 to both sides

• Subtract 8 from both sides

• Divide by -5 on both sides

• Multiply by 5 on both sides

Tags

CCSS.7.EE.B.4A

When an equation goes from: $5\left(x+4\right)=40$  

To this:  $5x+20=40$  



Did the equation get solved? or simplified?

• Solved

• Simplified

Tags

CCSS.HSA.REI.A.1

When an equation goes from:  $9+x=-11$  

To this:  $x=-20$  


Did the equation get solved or simplified?

• Solved

• Simplified

Tags

CCSS.6.EE.B.7

Which operations would be used to SOLVE this equation:


 $\frac{x-4}{7}=2$  

Check all that apply

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.HSA.REI.A.1

If the original Equation is:  $2\left(5-3v\right)+9v=28$  

What would be the correct result after SIMPLIFYING completely?

•  $10-6v+9v=28$  

•  $10+6v=28$  

•  $v=6$  

•  $3v+10=28$  

Which operation(s) would be used to solve this equation:

 $\frac{-2x+6}{4}=3$  

Check all that apply

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.HSA.REI.A.1