Solving One-Step Equations

One Step Equations

An Interactive lesson

Multiple Choice

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

• Inverse operations
• math
• variable
• PEMDAS

Multiple Choice

When solving 234 + N =389, what operation would you use to find the answer

• multiplication
• addition
• subtraction
• division

Multiple Choice

Which of the following is used to solve single step equations mathematically?

• substitution
• inverse operations
• frequency
• data analysis

Multiple Choice

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Multiple Choice

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Multiple Choice

What is the inverse operation of subtraction?

• Subtraction
• Multiplication
• Division
• Addition

Multiple Choice

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.
• Add 7 to both sides.
  The solution is x = 19.
• Multiply both sides by 7 The solution is x = 84.

Multiple Choice

x + (-3) = 4

• 7

• -7

• 1

• -1

Multiple Choice

S + 18 = 24

• S = 42
• S = 3²
• S = 18
• S = 4 + 2 

Multiple Choice

r + 20 = 27

• r = 7
• r = 47
• r = 13
• r = 20

Multiple Choice

y - 33 = 147

• y = 114
• y = 177
• y = 180
• Answer not Given

Multiple Choice

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.

Multiple Choice

y - 4.6 = 12

• 16.6
• 5.8
• 7.4
• Answer not Given

Multiple Choice

x - (-2) = 7

• -9

• -5

• 5

• 9

Multiple Choice

-3x = -9

• 3

• -3

• 9

• -1

Multiple Choice

-6x = 30

• x = - 5

• x = 24

• x = 5

• x = 36

Multiple Choice

Solve the equation:
4p = 16

• p = 12
• p = -12
• p = -4
• p = 4

Multiple Choice

Solve for x

$$3=9x$$  

• $$x=12$$  

• $$x=3$$  

• $$x=27$$  

• $$x=-3$$  

Multiple Choice

Solve for x

$$7x=14$$  

• $$x=7$$  

• $$x=2$$  

• $$x=-7$$  

• $$x=-14$$  

Multiple Choice

$$\frac{x}{2}=-10$$  

• -20

• 20

• -5

• 5

Multiple Choice

$$\frac{x}{5}=20$$  

• 100

• 120

• 4

• 5

Multiple Choice

$$x\div4=4$$  

• 4

• 16

• 20

• 1