初一数学上册合并同类项专项练习题14.docx

1、初一数学上册合并同类项专项练习题145c6c7c 5x3b2x2b 3a8n12a10n10a10n 6mn13mn13mnmn 25x2y5y2z10x2y3y2z 5x6x27x7x27 4 1 7 5 mnnm 6z28mn8z213 8 3 8 4 pq8y4pq 4mn7a2b14mn4mn5 3f5f8f 5z6f2z4f 8b6n12b3n12b14n 7xy17xy16xyxy 28a2b2y2z10a2b9y2z 6m4m26m8m27 6 1 7 5 zyyz 14n26xy6n245 6 5 6 1 mn5z4mn 5mn15a2b18mn5mn4 8c8c4c 10x3

2、a5x5a 7a4n9a9n16a17n 4xy17xy11xyxy 4a2b5b2c8a2b3b2c 9z4z23z19z24 1 1 7 5 xnnx 14x29xy8x275 6 5 6 7 xy7z5xy 8xy19a2b6xy28xy6 2e2e9e 9y7f7y4f 2b8c9b6c12b13c 9pq5pq19pqpq 11a2b7y2z9a2b8y2z 6t9t24t19t21 3 1 7 5 xnnx 5n23pq7n214 7 4 7 4 ab6x2ab 8pq20x2y15pq21pq5 3f3f6f 10t5b3t10b 8m9d20m20d19m20d 2mn18mn

3、19mnmn 17a2b3y2z10a2b8y2z 9t4t27t12t27 1 1 7 5 xttx 12y27mn7y212 7 2 7 1 mn7m2mn 3mn11x2y4mn9mn7 2f4f2f 3z5a7z2a 2m2c15m3c13m17c 4ab17ab10abab 27a2b4b2c12a2b4b2c 7t4t22t2t29 1 1 7 5 znnz 13t26ab6t214 8 4 8 1 mn5x8mn 6ab11a2b2ab11ab8 8f4f6f 3x9c2x8c 5m3n3m16n11m12n 4pq16pq16pqpq 17a2b8y2z11a2b9y2z 5y

4、6y26y19y29 3 1 7 5 xttx 10n25mn4n212 6 2 6 1 ab8z2ab 8mn13a2b15mn3mn7 7f6f5f 2y5a5y10a 9m4n19m7n15m17n 8xy11xy17xyxy 18a2b2y2z17a2b8y2z 6n5n25n4n22 3 9 7 5 mnnm 9x24pq7x274 8 4 8 3 mn7x2mn 6mn14x2y17mn15mn4 8e6e9e 2x4f8x2f 3b5c3b7c14b17c 6ab4ab12abab 25x2y7y2z7x2y5y2z 2y7y27y7y28 4 1 7 5 mnnm 19z29x

5、y5z215 8 5 8 1 xy8n6xy 5mn13x2y14mn5mn6 5e4e6e 7x5b8x8b 6m8d8m8d19m19d 4ab8ab15abab 19x2y7y2z2x2y7y2z 4z5z24z7z25 1 1 7 5 xnnx 18t23xy6t254 8 4 8 1 xy3n2xy 5pq17x2y18pq22pq3 4d9d8d 3y9d7y3d 3a2d2a16d14a10d 3mn13mn16mnmn 21a2b9y2z29a2b5y2z 5z6z23z9z26 4 1 7 5 mttm 6y22xy8y235 6 5 6 1 mn3y5mn 6pq16x2y19pq16pq7 9f5f9f 9t3d8t7d 9b8c6b18c14b13c 4mn14mn18mnmn 26a2b4b2c6a2b9b2c 3t4t25t4t23 6 1 7 5 xnnx 5m28ab9m225 7 5 7 5 ab5z8ab 7mn4a2b9mn6mn6