state three important properties of equality.
property:
______________
justify:
____________________________________________________________________________________________________
property:
______________
justify:
____________________________________________________________________________________________________
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Answer:
reflecxive property-for all real numbers x,x=x.A number equals itself.
Addition property-for all real numbers x,y,and z if x=y then x+z=y+z.
Subtraction property-for all real numbers x,y and z if x=y, then x-z=y-z.