Solving One-Step Algebra Equations: Multiplication and Division

In this Math Antics video, Rob explains how to solve algebraic equations involving multiplication and division. He recaps the concept of inverse operations, emphasizing that multiplication and division can undo each other, similar to addition and subtraction. The video provides step-by-step examples of solving equations with multiplication and division, including handling tricky cases where the unknown is in the denominator. Rob concludes by encouraging viewers to practice solving equations to reinforce their understanding.

What is the key strategy for solving equations with an unknown value?

• Isolate the unknown on one side of the equation

• Add the same number to both sides

• Divide both sides by 2

• Multiply both sides by the unknown

Tags

CCSS.6.EE.B.7

Why is it important to do the same operation to both sides of an equation?

• To change the equation's outcome

• To keep the equation balanced

• To simplify the equation

• To make the equation more complex

Tags

CCSS.6.EE.B.7

What operation is implied when a number and a symbol are next to each other with no operation between them?

• Division

• Multiplication

• Addition

• Subtraction

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CCSS.HSA.APR.A.1

How do you solve an equation where the unknown is being multiplied by a number?

• Add the same number to both sides

• Subtract the number from both sides

• Divide both sides by the number

• Multiply both sides by the number

Tags

CCSS.6.EE.B.7

What is the result of dividing both sides of the equation 12x = 96 by 12?

• x = 108

• x = 12

• x = 96

• x = 8

Tags

CCSS.6.EE.B.7

What is the solution to the equation x ÷ 2 = 3 when you multiply both sides by 2?

• x = 5

• x = 6

• x = 3

• x = 1.5

Tags

CCSS.6.EE.B.7

How do you solve an equation where the unknown is being divided by a number?

• Divide both sides by the number

• Add the same number to both sides

• Subtract the number from both sides

• Multiply both sides by the number

Tags

CCSS.6.EE.B.7

In the special case where the unknown is in the denominator, what operation do you perform first?

• Division by the unknown

• Multiplication by the unknown

• Subtraction

• Addition

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CCSS.6.EE.B.7

What is the final step to solve the equation 4 over x = 2?

• Multiply both sides by 2

• Multiply both sides by 4

• Divide both sides by 4

• Divide both sides by 2

Tags

CCSS.6.EE.B.7

What should you do to really learn how to solve equations?

• Practice solving a lot of problems

• Watch more videos

• Ignore confusing parts

• Focus only on easy equations

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CCSS.8.EE.C.7B