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Multiplication Equations: Writing and Solving

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Multiplication Equations: Writing and Solving

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Questions and Answers

What is the inverse operation to multiplication?

Exponentiation

Addition

Division (correct)

Subtraction

Why do we need to perform the same operation on both sides of an equation?

To make the equation more complicated

To show off mathematical skills

To confuse the reader

To balance the equation (correct)

In the equation 12x = 480, what does x represent?

Number of operations

Hours worked (correct)

Amount paid

Rate of pay

What is the solution to the equation 5x = 115?

$x = 23$ Signup and view all the answers

Which operation should be performed to isolate the variable in the equation 9x = 90?

Division Signup and view all the answers

What does the equal sign indicate in an equation?

That both sides must be equal Signup and view all the answers

If $2x = 50$, what is the value of x?

$x = 25$ Signup and view all the answers

$3x = 75$. What is x equal to in this equation?

$x = 15$ Signup and view all the answers

What type of equations do we talk about in the video lesson?

Multiplication equations Signup and view all the answers

What does a complete multiplication equation consist of?

Numbers being multiplied and the result they are equal to Signup and view all the answers

In the equation 12x = 480, what does '12' represent?

The hourly rate Signup and view all the answers

What does 'x' represent in the multiplication equation 12x = 480?

The number of hours worked Signup and view all the answers

How can we find out how many hours we have worked in the given multiplication equation?

Divide 480 by 12 Signup and view all the answers

What is the purpose of solving a multiplication equation in this context?

To check if we are getting paid for all worked hours Signup and view all the answers

Why is isolating the variable necessary when solving a multiplication equation?

To get the variable by itself Signup and view all the answers