1、七年级数学上册合并同类项练习题精编2989(xy7z)(xy3z) 2(pqpr)(7pqpr)2m(9m7) 3m(4m9s)(3sm)9(6n5)7n 4(4b9)(4b2)8(ab3a)(8a6b) 17(abc9a)2(9a5abc)2(xy3z)(xy9z) 5(pqpr)(8pqpr)6n(4n3) 5n(7n4d)(4dn)3(2a2)5a 8(5x2)(8x7)7(ab5a)(2a8b) 16(abc9a)8(4a2abc)9(xy7z)(xy3z) 7(pqpr)(2pqpr)3x(9x9) 7x(7x9p)(2p6x)7(9t6)8t 2(2x7)(5x7)9(ab5a)(
2、2a2b) 6(abc3a)7(4a7abc)8(xy5z)(xy3z) 5(pqpr)(5pqpr)4y(3y5) y(8y4p)(5py)4(6s7)4s 7(3b9)(2b3)2(ab4a)(7a8b) 15(abc7a)2(9a3abc)5(xy3z)(xy6z) 9(pqpr)(4pqpr)4m(3m5) 6m(8m8s)(5s7m)3(4b8)3b 9(5n6)(3n7)9(ab4a)(7a9b) 13(abc9a)9(7a2abc)5(xy6z)(xy6z) 4(pqpr)(5pqpr)2y(5y7) y(9y5q)(2q3y)9(6t6)8t 3(5b9)(6b2)6(ab6a
3、)(5a7b) 11(abc8a)4(9a5abc)2(xy7z)(xy9z) 4(pqpr)(9pqpr)7m(2m2) 6m(7m7d)(9dm)4(4m5)2m 7(9n8)(3n10)6(ab8a)(6a8b) 19(abc5a)6(8a9abc)5(xy9z)(xy2z) 2(pqpr)(7pqpr)5m(2m9) 3m(2m7q)(8qm)4(6a5)5a 6(7b5)(6b1)2(ab8a)(5a4b) 4(abc9a)3(6a9abc)5(xy4z)(xy5z) 5(pqpr)(8pqpr)2b(5b7) 9b(6b2d)(6d3b)6(5b4)4b 8(6b10)(9b5)9
4、(ab2a)(6a2b) 4(abc8a)3(7a3abc)3(xy3z)(xy5z) 5(pqpr)(5pqpr)5y(9y8) 9y(9y8z)(8z5y)4(4n2)6n 10(5x6)(2x10)4(ab3a)(5a6b) 20(abc7a)7(7a4abc)2(xy9z)(xy7z) 9(pqpr)(4pqpr)2x(3x6) x(4x4p)(4p3x)6(2n5)2n 8(6m2)(7m10)6(ab9a)(3a5b) 3(abc4a)7(9a2abc)6(xy2z)(xy4z) 5(pqpr)(5pqpr)7y(8y8) 5y(2y9s)(3s4y)4(4n2)3n 3(3y5)
5、(8y4)2(ab5a)(7a6b) 10(abc5a)8(6a8abc)2(xy3z)(xy9z) 7(pqpr)(3pqpr)4a(4a6) a(5a6z)(6z2a)2(3b1)3b 7(8a8)(9a10)5(ab6a)(5a4b) 14(abc2a)7(6a4abc)5(xy6z)(xy7z) 7(pqpr)(6pqpr)7y(4y4) 8y(4y6q)(6qy)5(7t4)4t 8(4y10)(6y4)3(ab9a)(2a7b) 17(abc9a)2(9a7abc)2(xy3z)(xy8z) 9(pqpr)(2pqpr)8m(3m7) m(4m6p)(9p7m)4(5t8)9t 3
6、(8m1)(2m1)7(ab9a)(2a3b) 5(abc5a)4(6a4abc)9(xy9z)(xy8z) 8(pqpr)(8pqpr)6a(5a3) a(5a2q)(3qa)4(9b10)9b 6(6m9)(7m7)9(ab6a)(3a9b) 15(abc6a)6(5a5abc)7(xy4z)(xy7z) 4(pqpr)(7pqpr)3n(6n6) n(7n8c)(4cn)4(4t5)9t 4(9m5)(3m4)5(ab9a)(4a8b) 19(abc9a)5(4a2abc)2(xy2z)(xy7z) 9(pqpr)(7pqpr)3b(2b8) b(9b5s)(2s6b)6(2m6)8m 7(4n5)(9n7)3(ab9a)(2a7b) 12(abc5a)7(9a6abc)9(xy8z)(xy8z) 4(pqpr)(9pqpr)4x(8x1) 9x(9x7s)(9s4x)5(6s6)9s 1(2y1)(8y7)
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