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Geometry 20 Online
OpenStudy (anonymous):

Which property states that adding zero to a quantity does not change the quantity?

OpenStudy (anonymous):

identity

OpenStudy (anonymous):

Additive identity?

OpenStudy (anonymous):

Which property states that if a = b, then b = a?

Directrix (directrix):

>>Which property states that if a = b, then b = a?' It is one of the three listed on the attachment. @jr221 http://hotmath.com/hotmath_help/topics/properties-of-equality.html

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