Check my work:

Edna wrote the equation shown below.

If x = y, then x + z = y + z

Which property did Edna apply?

)distributive property of addition

)commutative property of addition

*)associative property of addition

)addition property of equality

Question

Check my work:

Edna wrote the equation shown below.
 
If x = y, then  x + z = y + z
 
Which property did Edna apply? 

)distributive property of addition

)commutative property of addition

*)associative property of addition

)addition property of equality

btaylor · Answer

it is addition property of equality, that if you add the same thing to both sides, they are equal.

anonymous · Answer

Alright, thank you :)