Perform the indicated operation.

(-72) ÷ (9 - 9)

Would this be -72 divided by zero? So the answer would be undefined?

yes, because the bracket takes precedence

it would be undefined

Thought so, just wanted to make sure!

Yes, that's correct. The expression (-72) ÷ (9 - 9) can be simplified to (-72) ÷ 0. Any number divided by zero is undefined in mathematics. Therefore, the answer to this expression is undefined.