-6y
-5x2+2x-7
7.3x2-2.5x+1.8
-234a-17
-15x-9
11x2-17xy-9y2+11
76x+47y-2
-1320a2+1715a
-2a+14
-x2+12x-2
13a-5b-7c
10ab-15a+45b
-2x+83
-8x-9y
33x+8
8a-2b-10c
83x-152
12a+13b
-22a5-35
31x6+176
11a20+47b20
23x6-76
-16a4b3
4abc25
-56x5y7
-5a2b4c4
-72a3b4c5
-27m7n4
32x6y7
-25x10y63
-23m3
-6x2
-9q2pr6
9q8r2p
95m4
12y3x3
m24n
c29a4b4
2a29b
m6n24
-4b