-3a+11
3xy+4x-3y
-0.3x
76x2+x-56
x+4y-7
10x-7y
-x-3
1120x2-176xy-112
-2a+14
11a+16b-4c
-2x+6y+3
48a-36b
-2x+2.5y
-16x+15
33x+8
17x2-7x-82
154a+7
-32a+3b
7m3+83
-11x72+41y72-3172
-68a15+10615
18a5-5b
-16a4b3
3x2y
-192m5n5
3a4b2c32
24x4
-p9q5r496
36x3y6
-9m5n47
-4y3x
4ab
-9q2pr6
9q8r2p
9z2x2
4y3x2z
-649p3q2
3200b
-8x2y3z
-4x3
-4p3r3