-22
8 + 5 + 4 = 17
17 + 8 + 5 + 19 = 49
no because -12 - +5 changes to -12 + -5 which equals -17
5+5+5+2 = 17
2 + 5 + (3 x 2) + 4 +2 + 17 + (2 - 13) + 5 = 30
4 + 5 + 8 is equal to 17
-5 + 12 + 5 = 12
17 + 5 * 6 = 17 + 30 = 47
-17
8 + 4 + 5 = 17
6 + 6 + 5 = 17
5 + 6 + 6 = 17