Solving Equations Quickly

This video tutorial demonstrates how to solve equations quickly using inverse operations. It covers several examples, starting from simple equations and progressing to more complex ones, emphasizing the importance of understanding inverse operations. The tutorial encourages mental calculation and provides a step-by-step approach to solving equations. It concludes with a call to action for viewers to engage with the content and request further explanations if needed.

What is the inverse operation of addition?

• Square Root

• Division

• Subtraction

• Multiplication

Tags

CCSS.HSA.REI.A.1

What is the inverse operation of division?

• Square Root

• Subtraction

• Addition

• Multiplication

Tags

CCSS.7.EE.B.4A

If you multiply a number by 2 and then subtract 4 to get 8, what is the original number?

• 10

• 8

• 6

• 4

Tags

CCSS.7.EE.B.4A

In the equation 2x - 1 = 10, what is the first step to isolate x?

• Add 1

• Subtract 1

• Multiply by 2

• Divide by 2

Tags

CCSS.3.OA.B.6

What is the result of dividing 6 by 3?

• 1

• 2

• 3

• 4

Tags

CCSS.7.EE.B.4A

In the equation (x * 5 - 3) / 2 = 11, what is the first step to solve for x?

• Subtract 3

• Multiply by 2

• Add 3

• Divide by 5

Tags

CCSS.8.EE.A.2

What is the inverse operation of squaring a number?

• Division

• Addition

• Subtraction

• Square Root

Tags

CCSS.8.EE.A.2

If you square a number and then add 7 to get 16, what is the original number?

• 1

• 2

• 3

• 4

Tags

CCSS.8.EE.A.2

What is the result of the square root of 9?

• 3

• 2

• 1

• 4

Tags

CCSS.8.EE.A.2

In the equation x^2 + 7 = 16, what is the first step to solve for x?

• Square the result

• Divide by 2

• Add 7

• Subtract 7

Tags

CCSS.8.EE.A.2