-22a+35
-5x2+2x-7
0.7x2-0.4x+y
-234a-17
4x+6
-28a2+22a
-x-3
103x+12
-2a-11b
-5x+9y+4
2ab+15a-17b
35a-28b+112
-0.9a2-4.5a+3.6b
52x2+34y-43
33x-16
-2x+63y+1
73x-20y
-6716a+49b
x2+11y2
a6-b6
9x35+71y35
23x6-76
-16a4b3
-6m3n4
72x3
-5a2b4c4
12x3y3
-96x5y3
-p5q4r425
3x5y4
3a2
4ab
-2x2
9a2
3x8y2
4y3x2z
-125a
-96m2n5
x2
103a2
2xy2z