合并同类项综合练习题96.docx
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合并同类项综合练习题96
6d-2d+7d3y-5f+7y+7f
2m-4d-16m+7d-11m+11d3xy+18xy+20xy-xy
19x2y+5b2c-7x2y-9b2c8x+8x2-9x-6x2-8
4975
—m+—n+—n-—m5y2-4ab-6y2-9
3838
1
—ab+3z-5ab9ab-12a2b+19ab-13ab
5
4f-6f+7f6m-2f-9m-3f
9a-3d+4a-4d-13a+15d8mn-4mn-16mn+mn
3a2b+9b2c-24a2b-5b2c2y-4y2+3y-14y2+7
1175
—z-—n-—n-—z10n2-9pq+8n2-9
4848
4
—pq-3x+6pq6mn-16a2b+4mn-14mn
5
5a+6a+8a3x+8d+7x+4d
4a+8c-10a+13c+12a+14c8mn+9mn+14mn+mn
4a2b-6b2c-26a2b+2b2c6z-3z2-7z+15z2+1
6175
—m-—t+—t+—m14x2+3xy-8x2-6
5858
2
—ab-6n-5ab2xy-2a2b-8xy-28xy
3
4f+9f+5f5t+9a-4t+4a
7m+9d+4m+18d-19m-19d2mn-10mn+13mn-mn
15a2b+8b2c-26a2b-9b2c9y-9y2-4y-3y2-9
4775
—z-—t+—t-—z5t2-7mn-7t2-9
3636
1
—mn-5t+6mn2pq+11a2b+4pq+28pq
2
7c+5c-7c9z+4f-9z+5f
6a-5c-3a-14c-16a+17c9mn-17mn+20mn-mn
8x2y-3y2z-10x2y-4y2z5n-2n2-9n+18n2-1
5575
—m+—n+—n+—m14y2+8xy+7y2+7
4646
5
—ab-4n+8ab8mn-18x2y+6mn+3mn
4
2c-2c-2c10x-4d-5x-10d
6b+8d+9b-12d+16b+17d7mn-2mn-18mn-mn
25x2y+8b2c+30x2y-6b2c8y+3y2-8y-10y2+6
6675
—x-—n+—n+—x20m2-6pq+6m2-8
5757
1
—ab+5z+7ab6ab+2a2b-16ab-6ab
6
8b+2b+5b3x-5a+6x+10a
7a-6d+7a+9d+10a-14d8xy+3xy+18xy-xy
13a2b+5y2z-8a2b-2y2z8m+6m2-3m+19m2-5
4175
—x-—y+—y+—x7y2+7ab-7y2+3
5757
6
—xy+7z-5xy3xy-6a2b-20xy-25xy
5
3c+3c+8c10x+4e+4x+5e
2m+7d-2m+15d+18m-13d6pq+9pq+11pq+pq
8x2y-8b2c+5x2y-9b2c4n+2n2-7n+18n2+9
3875
—m-—n+—n-—m2z2+8pq+5z2-9
2727
1
—mn-6y-5mn4pq-16x2y-4pq-8pq
6
5a-6a-7a7t+6e-4t-4e
4a-3c-18a-17c-12a+14c3mn+3mn+13mn+mn
22x2y-7b2c+30x2y+2b2c6t+2t2-5t-15t2+4
4775
—z+—t-—t-—z5m2-4xy+4m2+5
5858
7
—pq+4m+3pq3pq+10a2b-18pq-3pq
8
2b-7b+4b5z-2b-4z-5b
9b+6c+20b-4c-19b-16c3ab-11ab+12ab-ab
3a2b-7y2z-27a2b+8y2z8t-7t2-5t-8t2+7
4875
—z+—y-—y+—z11y2+2pq+4y2-7
5757
9
—mn-6x+5mn3pq+11x2y+8pq-19pq
8