(-2) + 1
-1
-3 -5
-8
3 x (-2)
-6
3n + (-n)
2n
-9 + (-3)
-12
1 - (-5)
6
-8 x (-1)
8
-n x 5
-5n
6 + (-3) + (-1)
2
-3 - (-5) -2
0
-4 x (-2)
36n / (-6)
-6n
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