Solving a one step equation by applying the multiplication property of equality

The video tutorial covers solving simple algebraic equations involving a variable D. It explains how different operations like addition, subtraction, multiplication, and division affect the variable. The instructor demonstrates solving one-step and two-step equations using inverse operations to isolate the variable. The tutorial also addresses handling negative values and provides strategies for simplifying the process. The lesson concludes with a recap of the key concepts discussed.

What operation is being applied to the variable D in the equation D + 7 = -13?

• Subtraction

• Addition

• Multiplication

• Division

What is the inverse operation of addition?

• Multiplication

• Division

• Subtraction

• Addition

In the equation D - 7 = 13, what is the inverse operation needed to solve for D?

• Addition

• Subtraction

• Multiplication

• Division

When solving the equation 7D = -13, what operation should be used to isolate D?

• Addition

• Subtraction

• Division

• Multiplication

What happens to the variable D when you multiply both sides of an equation by 7?

• D is divided by 7

• D is multiplied by 7

• D is isolated

• D becomes zero

What is the result of dividing a negative number by -1?

• The same negative number

• A positive number

• A negative number

• Zero

What is a quicker method to solve an equation with a negative variable?

• Multiply by a positive number

• Add a positive number

• Multiply by a negative number

• Divide by a positive number