-2x
9xy-30x-15y+1
-52a
-234a-17
-10x-2y+2
3a2+12a+18
-178x-25y+1
218x-218y
-6x+9y
11a+2b-8
13ab+2a+5b
32x+40
25x2-252x+10
332x-110y
-5x-34
8a-2b-10c
-34x+32
-18x+4
3a4+12
41a24+524
11x6-136
x-2
-16a4b3
20x3yz43
96x2y2z2
-m6n72
12x3y3
-96x5y3
2a4b4c47
a9b11c784
-4y3x
-3x22
9ab
9q8r2p
-43a3
4y3x2z
3x47
-72qp
x2
-4x3
2xy2z