Question

Math

Answer 1

@Vocaloid

Answer 2

@Vocaloid I really need help

Answer 3

1. when you have a situation like -A + A we call this the additive inverse
2. when you have a situation like x + y = y + x that's the symmetric property, where both halves are basically mirrors of each other
3. when you add 0 to a quantity you get the same quantity, that should be something like the zero addition property i think

Answer 4

for these types of problems you just gotta know the definition of the theorems and how to apply them

Answer 5

So is this the correct choice

Answer 6

@Vocaloid

Answer 7

looks good to me