- {-[-2+3]+[-4+(-8)]}
Answer is simple. Remove all the brackets. = - - - 2+3+-4+-8. Two negative becomes positive. So the equation will be-
-++2+3+-4+-8
=-2+3+-4+-8
Now do normal addition of integers.
=-2+3+-4+-8
=-11
Thats what I think the answer is. Hope it helped.