algebraic proofs

Front

What is the Substitution Property of Equality?

Back

If a = b, then a can be replaced by b in any expression.

Front

What is the Addition Property of Equality?

Back

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

Front

What is the Subtraction Property of Equality?

Back

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

Front

What is the Multiplication Property of Equality?

Back

If a = b, then a * c = b * c for any c.

Front

What is the Division Property of Equality?

Back

If a = b and c ≠ 0, then a / c = b / c.

Front

What is the Reflexive Property of Equality?

Back

For any number a, a = a.

Front

What is the Symmetric Property of Equality?

Back

If a = b, then b = a.

Front

What is the Transitive Property of Equality?

Back

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

Front

If 3x + y = 14 and y = 9, what property justifies 3x + 9 = 14?

Back

Substitution Property of Equality.

Front

If

Back