初一数学上册合并同类项专项练习题36.docx
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初一数学上册合并同类项专项练习题36.docx
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初一数学上册合并同类项专项练习题36
3a-8a-9a7z-3c+9z+2c
2a+7d+20a-6d+10a-14d2xy-13xy-17xy+xy
30a2b-8b2c+9a2b+6b2c6x+7x2-9x+15x2+4
6175
—m-—y+—y+—m16n2-6mn-9n2+1
5656
4
—xy-6t+7xy6xy+5x2y+17xy-6xy
3
6d-7d-3d3t+5f-9t+9f
6m+3n+16m+14n+10m-18n4pq+3pq+17pq+pq
26a2b-5b2c-6a2b-4b2c8t+3t2-9t+7t2+1
1975
—x-—y+—y-—x19t2-3mn+7t2-9
4848
5
—ab-4z+2ab4mn-19a2b-10mn+9mn
6
7c+5c+7c5x-2f-4x+6f
9b+6c-4b+14c-16b-15c4ab-20ab+10ab-ab
21a2b-6b2c-22a2b+6b2c3t-2t2+9t+19t2-9
1575
—m-—t+—t+—m4n2+5mn+8n2-2
3636
1
—xy+3n-6xy2xy-8x2y+11xy-28xy
6
3a-2a+3a8z-9e-6z-8e
7m-9n+9m+3n+12m-13n4xy-18xy+17xy+xy
12x2y+3y2z+27x2y-2y2z4n-4n2+6n+20n2-9
1175
—z-—t-—t+—z17t2+7xy-3t2-3
2727
1
—ab-5y+3ab3xy+2a2b-14xy-18xy
2
5c-3c-7c9m-8a-5m+9a
9m+6n+8m+11n+10m+12n4xy+15xy+18xy-xy
25a2b+3b2c-26a2b+5b2c5x+7x2-9x-7x2-9
1175
—x-—n-—n+—x17x2+8mn-9x2-9
2727
4
—ab-5x+3ab8xy-7a2b+20xy-8xy
3
6e-9e-8e9z+5d+5z-9d
5b-8n+2b+3n-13b-12n3xy+13xy+12xy-xy
30a2b+4b2c-22a2b+7b2c5y+2y2-2y-17y2+7
1875
—m-—n-—n-—m6x2+2pq-3x2+9
3737
1
—pq+3m+6pq6xy+3x2y-19xy+28xy
4
2c-3c-9c5z-6a+9z-9a
8b-8c-15b+16c+19b+16c3xy+16xy+15xy+xy
7x2y+2b2c-15x2y+5b2c2m+2m2-6m-11m2-8
1675
—z-—n-—n-—z20t2-4xy+4t2-6
4747
5
—ab+8y-2ab2mn-12a2b+9mn-8mn
6
9a-9a-9a10n-7c-9n+2c
4m+3d-19m+7d+12m-20d9pq+17pq+18pq+pq
11a2b+9y2z+9a2b-7y2z4x+6x2-5x+15x2+4
4175
—x+—n+—n-—x18y2-9pq-4y2+4
3737
1
—pq+6m+7pq3mn-6x2y+18mn-3mn
7
3a+8a+8a2m-9b+5m-5b
8a+8c+16a+11c-10a+14c7xy+20xy+16xy-xy
24a2b+7b2c-23a2b+4b2c5z-9z2+7z-18z2-7
1675
—m-—n+—n-—m5z2+9ab-3z2+8
5757
6
—pq+2z+7pq9mn+6a2b+12mn+14mn
7
9b+3b-4b9n+4c+6n+10c
6b+5d+19b+11d-20b-13d6ab+20ab-18ab+ab
22x2y+4y2z-24x2y-4y2z5n+4n2+6n-3n2+1
1175
—z-—t-—t-—z19t2-4mn+7t2+4
5656
6
—xy+5x-6xy7xy-8a2b+19xy+5xy
7
6d-3d-6d4x-9c-6x+2c
2m-8n+9m-9n+16m-14n4xy+9xy+10xy-xy
13x2y-4y2z-17x2y-9y2z9y+7y2+6y+9y2+2
1175
—x+—y+—y-—x4n2+2ab-5n2+7
4646
1
—pq-3x+9pq8pq-8x2y-20pq+29pq
7
7b+3b+3b2y-2b-3y+7b
3a-6c+17a-13c+15a+20c6ab-14ab-20ab+ab
22x2y+7y2z-13x2y+8y2z9z+8z2-4z+7z2+9
1875
—z-—y+—y-—z6n2+3ab+5n2-6
2727
3
—mn+7n-2mn6ab+10x2y-8ab-16ab
4
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- 初一 数学 上册 合并 同类项 专项 练习题 36