合并同类项综合练习题23Word格式文档下载.docx
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合并同类项综合练习题23Word格式文档下载.docx
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6
8c+9c+5c6m-3d-7m-8d
3a+3d+11a-15d+10a-20d4pq+18pq+14pq-pq
9x2y+9y2z-19x2y+5y2z8x-5x2+2x-16x2+8
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—ab-9n-2ab4mn+8a2b-8mn-26mn
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2f-3f+8f4y+6b-3y-10b
5m-9c+2m-9c-17m+13c8ab-6ab-10ab+ab
3a2b-2y2z-14a2b-5y2z3z-3z2+3z-16z2+4
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9a-5c+16a-13c-18a-10c4pq-8pq-12pq+pq
30x2y+4b2c-8x2y-2b2c5t+6t2-7t-17t2+3
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8b+8d-17b+15d+16b-11d5ab+12ab+15ab+ab
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5d-6d+4d3y+9c+7y-10c
7m+9n+17m+10n-10m-18n8mn+13mn+15mn-mn
15x2y-8y2z-4x2y+3y2z5y-3y2-6y+7y2+2
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8a+3n+18a-11n-16a-11n5xy+13xy+20xy-xy
28x2y-7y2z+14x2y-2y2z7n+2n2+2n+10n2-9
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