Respuesta :

Answer:

-2 + 4i

Step-by-step explanation:

1) remove unnecessary parentheses:

2 + 3i + (-4 + i)

2) calculate difference:

-4 + 2 = -2

-2 + 3i + i

3) collect like terms:

For our answer: -2 + 4i

There ya go, hope I helped good luck!