-3a+11
6x2-2x+9
2.8a-1.4b
310x+12
6x-2y+9
-3x2+9x
76x+47y-2
-1320a2+1715a
-6x+9y
11a+16b-4c
-2x+6y+3
10ab-15a+45b
x-7
18a+115b-27
-2x+27
2x-23y+59
11x
-x+109
7m3+83
-6x35-3835
11a20+47b20
4
84x3y4z6
3x2y
72x3
2x5y4z3
-72a3b4c5
200x5
32x6y7
3a9b8c420
-23m3
2pq23r2
-9q2pr6
9a2
3x8y2
4y3x2z
3x47
81x42y
12xy
-xy2
-4b