158.
-33
21
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33
32 + 1 would equal to 33.
Zero.
Yes, 31 + 2 equals 33.
21/33
0.515152
3+6+9+12+15+18+21+24+27+30+33+36 = 234
There is no variable, and the equation is not valid.
42 + 35 + 33 + 27 + 39 + 32 + 17 + 12 = 237