Question

identify the property demonstrated
(a) (-7)+0= -7
(b) (-9)-9=0


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Answer 1

Step-by-step explanation:

a) Addictive Property

b) It is impossible

Answer 2

The final answer is

a) additive identity

b) It is wrong

Step-by-step explanation:

• In option a, It is a part of an additive identity where we add value by 0. it will unchanged a value to which it adds to the given number.
• In option b, It is wrong because in this option we multiply the value that is equal to 18, and it is not equal to 0, that's why this option is wrong.

Learn more:

• additive Identity: https://brainly.in/question/7606415