Answer:
15 + 2i
Step-by-step explanation:
The inital expression is:
(8 + (-3i)) + (7 + 5i)
We can rewrite the expression as:
( 8 - 3i) + ( 7 + 5i)
8 - 3i + 7 + 5i
So, adding like terms, we get:
8 + 7 - 3i + 5i
15 + 2i
Therefore, the answer is 15 + 2i