Question

Perform the indicated operation.

7 + 9 + (-4)

20
-20
12
-12

Answer 1

12

Explanation:

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Answer 2

Hi there,

Remove parenthesis,
7 + 9 + (-4)

Then, use the addition and subtraction rules:
7 + 9 - 4

Hence, the answer is 12 (C)

Hope this helps :)