初一数学上册合并同类项专项练习题63.docx
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初一数学上册合并同类项专项练习题63.docx
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初一数学上册合并同类项专项练习题63
6e-7e+5e5z-7f-8z+6f
8b-7d+8b+6d+15b+17d6ab-16ab+14ab+ab
27x2y-6b2c-30x2y+9b2c8n+6n2+8n-3n2-9
1575
—z+—y-—y-—z10x2-5ab+2x2-2
2626
1
—ab+2n+7ab4mn+19a2b-4mn+29mn
5
3a+7a-4a5x+8c+5x+3c
8a-2c+16a-4c+12a-11c7ab+5ab+17ab+ab
27a2b-6b2c-24a2b+4b2c7n+9n2+8n-13n2+1
6875
—x-—t+—t-—x17n2+2mn-9n2+5
5757
1
—pq+5y-2pq5xy+10a2b-14xy+19xy
7
4c-8c+2c4t+3f-3t+8f
7m+8d-6m-18d+13m-17d8pq+13pq+12pq-pq
19a2b-4y2z-15a2b-7y2z5t-4t2-6t+14t2-1
2175
—x+—n-—n-—x15z2-6xy-4z2+1
3636
1
—mn+7t-5mn3pq+4x2y-4pq+5pq
5
9c-2c-2c5x-5a+4x+6a
6m-4n-13m+5n+16m+13n3xy+7xy-10xy+xy
5a2b+9b2c-16a2b-6b2c7n+3n2+4n+17n2+9
1175
—z-—n+—n+—z16n2-4ab+2n2-9
5757
1
—pq-6n-9pq2mn+13a2b+19mn+14mn
6
9e+9e+8e10z-9b+5z-2b
4a+9d+12a+11d+16a+18d7mn-9mn-19mn-mn
25a2b-4y2z-11a2b+6y2z6z-6z2+9z+2z2-7
1175
—x+—n+—n+—x3m2+7ab+9m2+1
4848
1
—pq-9n-9pq6xy-3a2b-17xy+18xy
8
5a+9a+9a3x-4e-2x-9e
2a+2n+20a-14n-20a-10n8xy+17xy+19xy+xy
17a2b+8y2z+25a2b-6y2z9n+9n2+2n+12n2+3
6175
—x-—y+—y+—x2x2-7pq-8x2-3
5757
3
—xy-6z-3xy3xy+10a2b-8xy+22xy
4
8e+9e-7e9y-9e+9y+10e
8b-6d+12b+8d+13b+11d6ab+12ab-16ab+ab
11x2y-8y2z-22x2y-8y2z4z-7z2+7z+17z2-4
1775
—x+—n-—n+—x14x2+5mn+5x2+5
3636
1
—mn+7x+2mn9ab+18x2y-12ab-19ab
5
9c-6c+7c10y-3b+5y-4b
6b+8n+11b+9n-14b-12n2pq+5pq+17pq+pq
19x2y-9b2c+10x2y+2b2c9x+8x2+5x-12x2-5
1775
—m+—t+—t-—m10y2+5ab-7y2+9
3636
9
—mn-7t-9mn2xy-2x2y-14xy-18xy
8
4a+6a+3a4t-5e-6t-9e
7m-4n+16m+3n-17m+19n7xy-8xy+14xy-xy
18x2y-5b2c-19x2y+9b2c7y+3y2-3y+5y2+5
1175
—z-—n+—n-—z20y2+4mn+4y2+1
2727
1
—ab-9t+6ab8ab+4x2y+2ab-13ab
7
8f-4f+4f7z+6b+4z-2b
5b-8c+20b+19c-10b+20c9pq-11pq+12pq+pq
4x2y+8y2z-20x2y+6y2z5y+5y2+5y-11y2-1
1175
—x-—n-—n+—x17t2-4xy-7t2+8
5656
1
—pq+9y-7pq8xy+17x2y+6xy-23xy
6
9e-6e-4e2x-9e+9x+10e
3a-8c-9a-10c-11a+17c9mn+14mn+12mn+mn
23x2y+3y2z+3x2y-8y2z9m+6m2+8m+6m2+6
4675
—m-—n+—n+—m20m2-3xy+3m2+2
5757
4
—mn-4y+6mn3mn-7x2y-8mn-13mn
5
3e-2e-6e10n-6e-5n-9e
5m-8c+6m+5c-20m+15c8pq+4pq+13pq+pq
4x2y+7b2c-10x2y+4b2c7m-6m2-3m-18m2-7
4175
—m-—y+—y-—m13t2-7pq+9t2-1
5858
1
—pq-9m-5pq7ab-10a2b-5ab+17ab
3
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- 初一 数学 上册 合并 同类项 专项 练习题 63