Equation Solving Justification

Which property of real numbers was used to get from Step 3 to Step 4?

• Addition Property of Equality

• Subtraction Property of Equality

• Additive Inverse Property

• Substitution Property

Which property of real numbers justifies the work shown?

• Distributive Property

• Commutative Property

• Identity Property

• Associative Property

Which property of real numbers justifies the work shown?

• Distributive Property

• Commutative Property

• Identity Property

• Associative Property

Which property was used to get from Step 7 to the solution?

• Distributive Property

• Subtraction Property of Equality

• Division Property of Equality

• Substitution Property

Reorder the justification with the problem solved.

• Given

• Addition Property of Equality

• Simplify / Combining Like Terms

• Division Property of Equality

• Simplify

Which justification is missing?

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

What is the justification for step 2 in the solution process?

• the multiplication property of equality

• the division property of equality

• the subtraction property of equality

• the addition property of equality

Currently, Nora is 3 times as old as Damon. In 8 years, she will only be 2 times as old as Damon. How old will Damon be in 8 years?

• 8 years old

• 16 years old

• 24 years old

• 32 years old

Which value of n makes this equation true?

• n = -16

• n = -2

• n = 2

• n = 16

• Division property of equality

• Multiplication property of equality

• Equivalent Expression

• Subtraction property of equality