1、七年级数学上册合并同类项练习题精编3086(4a1)8a 9(7a10)(5a8)5(ab2a)(9a4b) 19(abc3a)5(5a2abc)4(xy8z)(xy8z) 3(pqpr)(5pqpr)9a(5a5) 5a(5a9z)(3z7a)4(3t7)8t 10(2n2)(3n6)2(ab9a)(4a4b) 10(abc7a)8(5a6abc)2(xy3z)(xy9z) 2(pqpr)(2pqpr)9x(2x3) 9x(5x8q)(8q9x)4(8b9)7b 3(6m2)(8m8)6(ab2a)(7a5b) 13(abc6a)2(6a7abc)8(xy6z)(xy9z) 3(pqpr)(
2、2pqpr)9y(5y2) 8y(8y7s)(7sy)8(9a3)3a 6(3a4)(2a3)4(ab9a)(7a3b) 2(abc2a)6(3a5abc)8(xy2z)(xy7z) 9(pqpr)(5pqpr)2y(9y7) y(6y7d)(5d3y)4(3m5)9m 5(6y1)(3y8)4(ab4a)(6a5b) 2(abc9a)6(9a2abc)4(xy7z)(xy8z) 2(pqpr)(8pqpr)8b(6b8) 5b(7b8p)(7pb)9(3n9)2n 6(4n2)(5n4)7(ab5a)(6a5b) 16(abc5a)6(8a7abc)2(xy8z)(xy8z) 6(pqpr)
3、(8pqpr)5y(7y6) 4y(4y7s)(8sy)6(2b3)2b 8(5y6)(3y2)8(ab7a)(4a7b) 12(abc9a)4(6a8abc)4(xy8z)(xy4z) 3(pqpr)(8pqpr)7b(9b7) 8b(3b3d)(5d2b)4(6s5)5s 7(7n6)(9n10)5(ab5a)(7a4b) 2(abc7a)4(6a6abc)2(xy6z)(xy3z) 5(pqpr)(9pqpr)5b(4b9) 2b(6b8d)(6db)6(6t5)8t 1(7y5)(6y8)2(ab2a)(4a5b) 3(abc6a)7(3a5abc)4(xy7z)(xy4z) 3(pq
4、pr)(3pqpr)7y(2y8) y(4y8p)(6p5y)5(6n1)3n 9(5x2)(5x7)5(ab6a)(5a8b) 18(abc2a)5(3a9abc)4(xy7z)(xy3z) 9(pqpr)(9pqpr)3y(5y3) 4y(5y3z)(8zy)6(4n10)8n 4(8x5)(9x8)2(ab8a)(4a6b) 17(abc7a)7(6a4abc)3(xy2z)(xy9z) 7(pqpr)(6pqpr)4n(4n3) n(7n3z)(8zn)3(2n1)6n 5(9x2)(6x4)6(ab5a)(2a6b) 15(abc8a)2(7a9abc)9(xy7z)(xy5z) 7
5、(pqpr)(2pqpr)6x(7x2) 3x(3x2d)(9dx)7(4s8)2s 9(5a8)(7a8)2(ab5a)(8a7b) 14(abc3a)3(2a6abc)8(xy4z)(xy6z) 3(pqpr)(4pqpr)4y(4y9) 5y(2y8s)(6s7y)6(4n4)7n 8(2b4)(8b8)6(ab8a)(4a7b) 17(abc6a)9(2a9abc)3(xy9z)(xy6z) 8(pqpr)(6pqpr)2m(3m8) 8m(8m6z)(7zm)3(2a3)8a 6(7m1)(7m10)6(ab3a)(3a3b) 7(abc4a)3(9a9abc)2(xy9z)(xy8
6、z) 5(pqpr)(9pqpr)5b(5b7) b(7b3d)(7db)4(7n7)4n 6(4x5)(7x9)2(ab5a)(7a6b) 10(abc7a)8(9a8abc)7(xy9z)(xy2z) 6(pqpr)(3pqpr)4n(2n8) 5n(3n8s)(5sn)9(2t8)6t 3(4b1)(9b9)8(ab3a)(3a7b) 7(abc7a)2(3a6abc)2(xy7z)(xy7z) 7(pqpr)(7pqpr)4n(7n2) 2n(2n3q)(6q4n)2(7n2)5n 1(7m9)(6m5)9(ab9a)(8a8b) 7(abc4a)9(7a8abc)5(xy9z)(xy7z) 7(pqpr)(5pqpr)2y(8y4) 2y(7y4d)(7d6y)6(9t5)2t 6(2m5)(6m2)2(ab3a)(7a6b) 10(abc4a)3(6a8abc)4(xy7z)(xy9z) 8(pqpr)(5pqpr)
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