-17a
-6c2-c
0.1x-1.2
53x2-2320x+19
6x-2y+9
13x2-2x+2
-2x+2
79xy-2512x-12y
-2a-11b
11a+2b-8
5a+5b-c
32x+40
-2x+2.5y
-10a-27b+60
10a-b
4a-11b+31
-712a+4124b
12a+13b
7m3+83
41a24+524
11a20+47b20
18a5-5b
33x2y
4abc25
-168a5b3
3a4b2c32
-72a3b4c5
-x7y8z948
36x3y6
a9b11c784
3x
4ab
9ab
-28a33b2
12x
3c320b4
b32ac2
81x42y
-8x2y3z
-5p3q22
6x2y2