-3+2[5+9(-3+2)]
We start with the parentheses.
-3+2=-1
-3+2[5+9(-1)]
Multiply 9*-1=-9
remove the parentheses
-3+2[5-9]
simplify the brackets
5-9=-4
2*-4=-8
remove the brackets
-3-8=-11
-11 is your answer
+579 
