合并同类项综合练习题26Word文件下载.docx
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合并同类项综合练习题26Word文件下载.docx
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2828
7
—mn-9n-9mn8xy-18a2b+9xy+5xy
6
4d+2d+8d5z+5c-9z+6c
2a+3c+13a+16c+20a-10c2ab-14ab-19ab+ab
3a2b+2y2z-2a2b+6y2z9x+6x2-5x+10x2+3
—m-—n-—n-—m12x2-4ab-8x2-3
4646
—mn-7z-9mn8xy+3a2b+13xy+10xy
8a+5a-8a6m+6b-9m-2b
2m-5d+7m+10d-16m+20d7ab+11ab+17ab-ab
21a2b+4b2c-27a2b-2b2c7y-4y2-7y-5y2+3
—x+—t+—t+—x14t2-5pq+7t2-4
2626
5
—mn-9y+5mn4mn+11x2y-9mn-15mn
4
8c-4c+3c5y+5f-5y+8f
9a+2n+7a+2n+18a+20n8xy+15xy+16xy+xy
5x2y+2b2c+28x2y+7b2c2t-6t2+4t+9t2-8
1575
—m+—t+—t-—m18x2+4pq-6x2-8
3636
—pq+3x+3pq5xy-13x2y+4xy-27xy
7b+5b-2b4n+3f-7n-10f
6a-4n-6a-14n+14a-19n4ab+20ab+11ab-ab
29x2y-8b2c+4x2y+4b2c8n-5n2+7n+17n2+1
1175
—m+—n-—n-—m17x2+3ab-9x2+4
3737
—pq+3x-8pq2xy-11x2y+19xy+2xy
3a+2a+3a9y+2a+9y+4a
9a+3c+20a-10c+15a+17c7ab+13ab+16ab+ab
26x2y+5y2z+21x2y+2y2z8n-3n2+2n+8n2-2
1975
—m+—t-—t-—m9y2-6mn+2y2+7
—pq-9t-6pq5xy+11x2y+7xy-30xy
9f+8f+9f3x+4d+6x-10d
4m+9c-20m-16c-20m+14c4mn-9mn-14mn-mn
25a2b+5y2z+27a2b+4y2z8t-9t2-6t+20t2+8
—m+—n+—n+—m16t2-3pq-8t2+2
4747
1
—xy+9m-8xy7pq-19a2b+15pq+10pq
2
9c-7c-6c10t-2c-8t-6c
3a+3c-4a-20c-18a+11c4pq-16pq+16pq+pq
5a2b-2y2z+11a2b+4y2z9x+6x2-5x-3x2+4
4575
—z+—t-—t+—z7z2-6mn-3z2+6
5656
—xy-4t+9xy2mn-11x2y-2mn-7mn
5a-4a+4a8x-9a+4x-7a
7m+7d+6m-2d-15m-15d4pq+8pq+12pq+pq
29x2y+2b2c+18x2y-3b2c6z+5z2-4z+4z2-3
4675
—m+—y-—y-—m6t2+8pq-8t2+3
—mn-9m+2mn5ab+4a2b-6ab-25ab
9a+6a+6a8n+2d-9n-6d
3m+4d+4m-2d+18m+18d8ab-10ab+15ab+ab
14x2y+8b2c+11x2y+3b2c9t+7t2+2t+10t2+3
3775
—m-—t+—t+—m14z2+5mn-7z2-4
—pq-5m-8pq5ab+10a2b-8ab-24ab
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- 合并 同类项 综合 练习题 26