2a |
3b |
b |
4a3 |
1 |
a3 |
3x |
x-4y |
x+y |
4y-x |
7y |
x-4y |
2a |
3b |
b |
4a3 |
1 |
a3 |
2a |
3b |
b |
4a3 |
a |
6 |
3x |
x-4y |
x+y |
4y-x |
7y |
x-4y |
3x-x-y-7y |
x-4y |
2(x-4y) |
x-4y |
x-1 |
x |
1 |
x |
3x-3 |
x2-1 |
3x |
x+1 |
1 |
x-1 |
1 |
a |
1 |
b |
a-3ab-b |
2a+ab-2b |
3x-3 |
x2-1 |
3x |
x+1 |
1 |
x-1 |
a |
a+1 |
3a2 |
1-a2 |
4 |
2-a |
a |
a-2 |
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