Substitution Property

Equality is not affected if we substitute a number for its equal.

Addition Property of Equality

For any numbers a,b,and c,if a=b, then a + c = b + c.

Multiplication Property of Equality

For any numbers a,b, and c, if a=b, then ac=bc

Associative Property of Addition

You can group addends in any way and the sum will be the same.

Commutative Property of Multiplication

for whole numbers a, and b a x b = b x a.

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WGU math

Question	Answer
Variable	Missing element or an unknown.
Substitution Property	Equality is not affected if we substitute a number for its equal.
Addition Property of Equality	For any numbers a,b,and c,if a=b, then a + c = b + c.
Multiplication Property of Equality	For any numbers a,b, and c, if a=b, then ac=bc
Associative Property of Addition	You can group addends in any way and the sum will be the same.
Commutative Property of Multiplication	for whole numbers a, and b a x b = b x a.
Associative