合并同类项综合练习题95Word文档格式.docx
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2727
3
—xy+3n+8xy6xy+11x2y-17xy+13xy
4
2b+4b+9b10t-7c+8t-4c
6b-8c+11b+20c+10b+10c6mn+9mn+10mn-mn
2a2b+9y2z-24a2b-4y2z8x-4x2-2x-2x2-8
1575
—z+—t+—t+—z5m2-3pq+9m2+5
2626
6
—ab+9n-2ab4mn-7a2b-12mn+22mn
5
2c+6c-9c10z+7c-2z-10c
5m-4d-16m+12d+16m-15d3ab-18ab-13ab+ab
5x2y-7y2z+5x2y-2y2z2m+6m2-9m-10m2+9
1775
—z+—y-—y-—z11m2+7pq+4m2-9
2828
1
—ab-9x-4ab7mn+3x2y-9mn+16mn
7
7b-9b-6b2y-9f-6y-3f
4b-7c-6b-7c-12b-13c4ab+8ab+11ab+ab
9x2y-2b2c-28x2y+2b2c6t-4t2-9t+10t2-7
4175
—m+—t-—t+—m7y2+4pq+7y2+5
5656
—ab-7n+7ab8ab+20a2b-20ab+22ab
8
3e-9e+6e7y+8c+2y+3c
7a-4c+11a+6c-14a-17c3xy-15xy-19xy-xy
23x2y-6y2z-14x2y+5y2z9z-9z2+3z-14z2-4
—m-—t+—t+—m4x2+9xy-4x2+9
3838
—xy+2y+7xy8ab+7x2y-11ab-18ab
6f-4f+2f7m+3d-4m+5d
6m-3c+6m+14c-19m-17c6ab-12ab+14ab-ab
27a2b-3b2c-18a2b-7b2c3n+4n2-9n+18n2+6
6175
—x+—y-—y+—x7y2+8mn-4y2+5
—pq+6n-3pq3pq-14a2b+5pq+2pq
4a-2a+7a4y+6c+7y+10c
6m-7d-11m+4d+15m+11d4xy+6xy+17xy+xy
21x2y-9y2z+30x2y+8y2z7m-6m2-6m-14m2-8
3875
—x+—y+—y+—x19t2+5ab+9t2-7
4747
—pq+3x+3pq6mn+11a2b-12mn+19mn
5c+6c-2c7z+3d-4z-6d
6m+2c-13m+12c-14m-15c7mn+13mn+13mn-mn
29x2y-2b2c+28x2y-9b2c8y+7y2+5y-12y2+3
4975
—x+—t-—t+—x5y2-5xy-6y2-4
—ab+7z-4ab9ab-13x2y+16ab+21ab
9f+3f-2f2t+9d-6t+10d
4m+7c+14m-9c-12m-15c3ab-19ab+10ab+ab
24a2b-4b2c+26a2b-5b2c9z+6z2-7z+19z2-7
1175
—m+—n-—n+—m2t2+6ab-7t2-8
—mn-3y+4mn4ab+15a2b-16ab+24ab
9a+4a+7a10n-5e-7n+7e
4m-9c-19m-15c-18m-16c2pq+7pq-13pq-pq
29x2y+4b2c-16x2y-4b2c4m-3m2-2m+8m2-7
—m-—n+—n+—m18z2-8xy-4z2-2
—ab+3x-9ab7pq-6a2b-18pq-19pq
2