Solving Equations: A Comprehensive Review

The video tutorial provides a refresher on solving one-step equations using inverse operations, such as multiplication and division. It then progresses to solving two-step equations by breaking them into simpler one-step problems. The tutorial also covers strategies for tackling more complex equations and emphasizes the importance of checking solutions. Throughout, the instructor uses visual aids and examples to clarify concepts and reinforce learning.

What does it mean when a number and a letter are next to each other in an equation?

• They are multiplied

• They are divided

• They are added together

• They are subtracted

If -2x = 10, what is the value of x?

• -5

• -10

• 5

• 10

What is the inverse operation of multiplication?

• Addition

• Subtraction

• Division

• Multiplication

In the equation x + 5 = 15, what is the value of x?

• 15

• 20

• 5

• 10

What is the first step in solving the equation 9x - 10 = 8?

• Add 10 to both sides

• Divide both sides by 9

• Subtract 10 from both sides

• Multiply both sides by 9

If 9x = 18, what is the value of x?

• 1

• 18

• 2

• 9

In the equation 8 - x = -12, what is the value of x?

• 12

• 8

• 20

• 4

What is the result of 8 - 20?

• -8

• 12

• -12

• 8

What is the inverse operation of subtraction?

• Addition

• Multiplication

• Division

• Subtraction

If -2x = -20, what is the value of x?

• 20

• -20

• 10

• -10