初一数学上册合并同类项专项练习题45.docx

1、初一数学上册合并同类项专项练习题458a2a7a 7x7a2x10a 7m3n9m17n10m12n 7xy18xy12xyxy 7x2y7b2c6x2y2b2c 5y2y29y6y29 1 7 7 5 mttm 14y29xy8y265 6 5 6 4 ab4n9ab 3ab20x2y13ab6ab3 9e9e7e 7x2c5x9c 4m6c2m3c19m11c 8xy15xy11xyxy 25x2y5y2z21x2y4y2z 6y4y25y13y27 5 7 7 5 xnnx 5x28ab5x214 6 4 6 1 mn8z6mn 5pq13a2b2pq28pq3 9a6a4a 8m9f9

2、m3f 6m5d16m7d11m14d 6mn19mn16mnmn 27a2b3y2z27a2b9y2z 7z6z23z20z29 6 1 7 5 myym 17t25xy4t215 6 5 6 7 mn7m6mn 6ab19a2b16ab14ab6 9d6d8d 9z5c6z6c 7a5d6a15d19a10d 5ab3ab13abab 30x2y2y2z2x2y3y2z 8t4t28t17t22 1 7 7 5 xnnx 4m27mn3m233 8 3 8 1 xy8y4xy 3pq12a2b18pq10pq4 9d4d9d 10n5d7n10d 9m7d3m6d14m15d 6mn17m

3、n13mnmn 5a2b6b2c2a2b7b2c 8y6y22y2y24 1 8 7 5 zyyz 9z26mn3z252 7 2 7 8 mn4x8mn 4mn5a2b11mn5mn7 6d7d8d 7t4e6t2e 9b3n11b15n20b13n 7mn9mn12mnmn 2x2y8b2c9x2y8b2c 2m2m26m19m22 1 7 7 5 zttz 5y24ab5y252 8 2 8 4 ab4t4ab 8ab10a2b14ab2ab3 3f6f6f 9n2e2n9e 3b2d19b18d20b12d 4xy11xy11xyxy 15x2y9b2c12x2y6b2c 6z2z23

4、z6z21 4 8 7 5 mttm 13x28mn8x265 7 5 7 3 mn9n7mn 4pq4a2b6pq16pq4 9b7b6b 2t7f7t4f 3a6d9a9d19a12d 9ab12ab17abab 10x2y6y2z6x2y4y2z 3z3z28z13z21 4 6 7 5 xnnx 10x27ab9x215 7 5 7 7 pq4x9pq 4pq19x2y17pq17pq8 8e3e7e 6z5a3z8a 3a5d8a14d15a14d 8mn14mn15mnmn 14x2y5b2c28x2y9b2c 9m3m24m9m21 3 7 7 5 xnnx 7z22mn9z29

5、2 8 2 8 2 xy6m9xy 3pq9x2y20pq11pq3 8b9b2b 7z7a5z9a 5a5c17a18c19a18c 6pq16pq20pqpq 22a2b3y2z5a2b9y2z 3z3z26z11z28 1 7 7 5 znnz 2x23pq9x223 8 3 8 1 pq5t9pq 8pq3a2b3pq13pq2 7a2a4a 4t6b8t3b 5a2n5a2n19a11n 6xy8xy17xyxy 27x2y8b2c24x2y2b2c 9t6t26t7t27 3 8 7 5 myym 15n22mn2n222 7 2 7 7 xy4n3xy 4xy11x2y19xy18xy6 3f8f2f 10t4d8t10d 5b9d9b13d19b14d 9pq5pq20pqpq 5x2y2b2c6x2y4b2c 4t8t28t15t28 3 7 7 5 znnz 20m23xy7m232 8 2 8 3 pq7t5pq 9xy7a2b7xy22xy4