1、七年级数学上册合并同类项练习题精编504(xy9z)(xy7z) 5(pqpr)(3pqpr)6m(5m7) m(8m5p)(8pm)3(4b8)9b 3(6n7)(3n4)9(ab4a)(9a2b) 9(abc2a)2(8a7abc)6(xy5z)(xy7z) 4(pqpr)(5pqpr)6b(3b8) b(2b9q)(4q7b)2(4b2)8b 1(5n3)(4n9)4(ab3a)(7a3b) 4(abc6a)8(2a9abc)2(xy9z)(xy7z) 9(pqpr)(9pqpr)8m(9m6) m(8m7p)(8pm)4(4t6)5t 8(8x9)(4x5)5(ab3a)(3a3b)
2、8(abc4a)9(6a7abc)9(xy7z)(xy4z) 8(pqpr)(9pqpr)6x(4x9) 2x(8x2d)(6d4x)7(6m3)8m 8(8a7)(6a1)8(ab4a)(9a7b) 7(abc6a)7(7a6abc)7(xy5z)(xy5z) 9(pqpr)(4pqpr)7y(5y9) y(6y5s)(6sy)9(5m8)4m 7(3x1)(9x2)3(ab7a)(4a8b) 8(abc2a)3(5a2abc)2(xy4z)(xy9z) 2(pqpr)(5pqpr)6n(7n3) 4n(9n4s)(6sn)2(5t6)8t 3(8x2)(6x5)6(ab5a)(6a4b)
3、4(abc8a)2(7a6abc)3(xy5z)(xy3z) 5(pqpr)(5pqpr)3x(6x9) 2x(7x4d)(8dx)9(5b8)9b 2(6x10)(5x3)5(ab6a)(5a5b) 20(abc2a)4(9a8abc)9(xy4z)(xy6z) 5(pqpr)(2pqpr)7x(2x3) x(6x7d)(5dx)7(4t7)9t 6(4b6)(4b2)2(ab9a)(3a2b) 10(abc4a)6(9a3abc)3(xy6z)(xy3z) 4(pqpr)(3pqpr)8b(5b9) 4b(4b6p)(4pb)7(6s4)3s 2(2m2)(8m8)7(ab7a)(5a7b
4、) 18(abc5a)2(3a9abc)7(xy4z)(xy6z) 2(pqpr)(6pqpr)6x(9x5) 7x(3x7p)(6px)3(9t6)7t 8(9a9)(5a2)5(ab8a)(3a9b) 12(abc5a)9(5a7abc)2(xy4z)(xy2z) 8(pqpr)(5pqpr)6n(7n9) 5n(7n2d)(6d3n)9(4a5)5a 1(3y2)(8y6)3(ab6a)(9a5b) 13(abc3a)2(2a8abc)6(xy3z)(xy8z) 5(pqpr)(8pqpr)7b(6b1) b(4b4z)(5z4b)7(8m10)8m 6(4n5)(2n6)4(ab9a)
5、(4a7b) 5(abc3a)3(5a2abc)7(xy9z)(xy6z) 7(pqpr)(8pqpr)7x(3x1) x(9x4s)(5s3x)8(2b7)3b 3(2y3)(7y1)4(ab2a)(9a2b) 13(abc2a)3(8a8abc)6(xy7z)(xy7z) 9(pqpr)(5pqpr)8b(7b7) 8b(2b7q)(9q4b)5(5s7)7s 2(2n1)(5n10)3(ab3a)(2a5b) 15(abc6a)3(5a6abc)6(xy2z)(xy8z) 6(pqpr)(5pqpr)7n(5n5) 7n(3n2p)(6pn)5(4n1)5n 5(2b7)(5b3)9(a
6、b6a)(9a5b) 8(abc4a)9(9a9abc)4(xy2z)(xy8z) 8(pqpr)(7pqpr)7a(3a6) 2a(5a2z)(5z7a)6(3n3)5n 8(8m10)(6m10)3(ab9a)(3a4b) 13(abc6a)4(2a5abc)9(xy8z)(xy7z) 3(pqpr)(8pqpr)5b(5b3) b(9b8p)(7pb)6(3t4)9t 2(6y3)(9y7)8(ab8a)(6a7b) 17(abc9a)7(3a2abc)8(xy5z)(xy3z) 4(pqpr)(6pqpr)6m(6m5) 2m(6m8z)(7z4m)2(4b2)2b 1(5b1)(9b4)2(ab6a)(3a8b) 17(abc7a)2(3a2abc)6(xy3z)(xy8z) 3(pqpr)(7pqpr)6a(5a9) 6a(4a6z)(7z7a)4(7n7)3n 1(3a7)(4a4)
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