To solve this expression, we use the order of operations (PEMDAS):
Step 1: Perform operations inside the parentheses first:7 + (400 - 120) 2= 7 + (280) 2= 7 + 560
Step 2: Perform the multiplication:7 + 560= 567
Therefore, the final answer is 567.
To solve this expression, we use the order of operations (PEMDAS):
Step 1: Perform operations inside the parentheses first:
7 + (400 - 120) 2
= 7 + (280) 2
= 7 + 560
Step 2: Perform the multiplication:
7 + 560
= 567
Therefore, the final answer is 567.