One-Step Equations Review

What operation is the inverse of addition?

• Addition

• Subtraction

• Multiplication

• Division

What operation is the inverse of multiplication?

• Addition

• Subtraction

• Multiplication

• Division

Identify the variable in the equation:

3 + x = 5

• 3

• x

• 5

• 2

Identify the variable in the equation.
 $8y=24$  

• 8

• y

• 24

• 3

What equation does this picture represent?

• h + 2 = 6

• 2h = 6

• h - 2 = 6

• $\frac{h}{2}=6$

Identify where the error was made in the problem:

• Step 1

• Step 2

• Step 3

What step should be done first to solve the problem below?
 $5x\ =\ 15$  

• Multiply both sides by 5

• Add 5 to both sides

• Divide both sides by 5

• Subtract 5 from both sides

What step should be done first to solve the problem below?
 $x+10=25$  

• Add 10 to both sides

• Multiply both sides by 10

• Subtract 10 from both sides

• Divide both sides by 10

Solve for x.  Write your answer as a number.  Do NOT include x = in your answer.
 $7=\ x+2$  

Solve for x. Write your answer as a number. Do NOT include x = in your answer.
 $x-4=12$