1、七年级数学上册合并同类项练习题精编2558(ab3a)(4a2b) 3(abc4a)8(7a4abc)9(xy6z)(xy5z) 5(pqpr)(6pqpr)2x(9x1) 8x(8x5s)(2sx)4(9b10)9b 6(2n10)(5n9)5(ab9a)(2a7b) 11(abc4a)3(9a6abc)2(xy6z)(xy8z) 8(pqpr)(9pqpr)4a(8a3) 5a(9a9c)(9ca)7(7s4)4s 3(8y7)(5y8)2(ab7a)(4a8b) 20(abc6a)9(6a8abc)3(xy5z)(xy4z) 9(pqpr)(7pqpr)2x(4x8) x(4x2q)(4
2、q8x)9(3b6)2b 1(6a8)(3a8)8(ab3a)(4a7b) 6(abc6a)5(5a4abc)2(xy4z)(xy9z) 6(pqpr)(4pqpr)6a(9a1) a(9a7c)(9c3a)9(3a7)4a 7(8a8)(7a3)4(ab7a)(7a6b) 16(abc9a)7(7a8abc)8(xy6z)(xy3z) 7(pqpr)(6pqpr)7x(2x9) 5x(3x9c)(5c6x)2(5a7)2a 7(3a10)(4a7)4(ab2a)(3a4b) 11(abc8a)7(6a4abc)8(xy8z)(xy5z) 2(pqpr)(5pqpr)9y(9y7) 4y(8y
3、3s)(6s8y)6(4t6)5t 9(8y2)(7y6)8(ab9a)(3a8b) 17(abc9a)3(8a6abc)9(xy6z)(xy2z) 3(pqpr)(3pqpr)8n(5n3) n(6n3c)(3cn)3(5s7)8s 7(8m10)(7m10)7(ab7a)(2a9b) 3(abc8a)8(9a4abc)4(xy6z)(xy6z) 3(pqpr)(2pqpr)6m(7m4) m(4m2s)(5s3m)8(4s6)4s 1(6n9)(3n4)4(ab4a)(4a2b) 14(abc4a)5(8a5abc)7(xy8z)(xy4z) 3(pqpr)(5pqpr)8a(2a7) a
4、(2a9c)(5c3a)8(9s10)2s 6(4y10)(4y6)6(ab6a)(7a8b) 11(abc2a)9(2a9abc)2(xy7z)(xy2z) 4(pqpr)(9pqpr)8b(4b2) b(8b8s)(8s3b)7(5s7)2s 7(4a7)(7a3)6(ab8a)(3a8b) 8(abc4a)4(5a7abc)3(xy6z)(xy9z) 4(pqpr)(7pqpr)9m(2m5) 8m(4m9s)(2s2m)2(6s10)8s 7(9y6)(3y7)5(ab7a)(4a7b) 7(abc7a)8(2a7abc)3(xy3z)(xy9z) 2(pqpr)(9pqpr)3y(2
5、y3) y(7y4q)(6q7y)5(6t2)6t 9(4b6)(5b4)2(ab9a)(7a5b) 16(abc8a)5(7a7abc)6(xy7z)(xy3z) 5(pqpr)(4pqpr)5x(7x2) x(8x5p)(7p4x)4(9t10)2t 2(7n2)(8n3)3(ab5a)(3a4b) 16(abc6a)4(4a2abc)5(xy8z)(xy8z) 3(pqpr)(4pqpr)3a(2a9) a(9a3z)(8z5a)9(8t5)8t 5(8n3)(9n7)3(ab4a)(6a7b) 3(abc9a)6(7a7abc)8(xy3z)(xy5z) 5(pqpr)(4pqpr)6
6、n(6n7) 8n(9n2q)(9q9n)3(6b1)4b 2(5b7)(7b2)2(ab6a)(4a7b) 12(abc5a)4(5a6abc)3(xy4z)(xy2z) 9(pqpr)(9pqpr)3y(4y7) 4y(8y9z)(3zy)6(2n10)4n 9(7y8)(2y1)9(ab4a)(8a9b) 13(abc7a)9(5a4abc)2(xy4z)(xy9z) 6(pqpr)(3pqpr)3y(2y7) y(6y4z)(7z8y)5(5a6)7a 2(5n5)(8n1)2(ab4a)(7a6b) 2(abc5a)8(7a8abc)2(xy4z)(xy8z) 3(pqpr)(7pqpr)8y(5y8) 6y(4y7c)(7c6y)4(8b6)7b 9(3y1)(5y6)8(ab6a)(6a8b) 11(abc9a)9(9a3abc)5(xy6z)(xy3z) 5(pqpr)(5pqpr)4n(7n6) n(9n2c)(7cn)
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