Properties of Equality

Front

What is the Addition Property of Equality?

Back

If a = b, then a + c = b + c.

Front

What is the Subtraction Property of Equality?

Back

If a = b, then a - c = b - c.

Front

What is the Multiplication Property of Equality?

Back

If a = b, then ac = bc.

Front

What is the Division Property of Equality?

Back

If a = b, then a/c = b/c.

Front

What property justifies the work in solving the equation 5 + x = 10?

Back

Addition Property of Equality.

Front

If 3x = 12, what property can be used to solve for x?

Back

Division Property of Equality.

Front

What is the Identity Property of Addition?

Back

For any number a, a + 0 = a.

Front

What is the Additive Inverse Property?

Back

For any number a, a + (-a) = 0.

Front

If a = 7 and b = 7, what can we conclude about a and b?

Back

a = b (Reflexive Property of Equality).

Front

What is the Symmetric Property of Equality?

Back

If a = b, then b = a.