Question

-2+{-3-[7+4(-2+5)]}-4

Answer 1

-2+{-3-[7+4(-2+5)]}-4
-2+{-3-[7+4(3)]}-4
-2+{-3-[7+12]}-4
-2+{-3-[19]}-4
-2+{-3-19}-4
-2+{-22}-4
-2-22-4
-28