It evaluates to: 12+(-1)+(-1)+3 = 13
208
32 4 plus 2 the third power -3 cannot be evaluate.
The total sum of 4+5.23+3 = 12.23
12 the correct answer is 12.
-4 - 12 - 3 - -8 = -11
The answer would be 462.
6 + 12 - 5 = 13
-12
12
x would be -3
3 + 12 + 16 = 31