1、七年级数学上册合并同类项练习题精编1814x(7x2) x(4x9z)(3zx)2(2t2)6t 10(9n3)(4n1)4(ab8a)(9a9b) 11(abc7a)6(9a3abc)9(xy8z)(xy2z) 8(pqpr)(2pqpr)5a(2a1) a(6a7p)(7pa)7(4n6)9n 4(2x9)(3x4)9(ab9a)(4a7b) 8(abc5a)4(6a7abc)6(xy4z)(xy6z) 6(pqpr)(5pqpr)4b(9b7) 2b(3b2c)(3cb)2(3m9)8m 9(9b1)(7b2)9(ab4a)(2a3b) 2(abc9a)7(4a7abc)3(xy8z)(
2、xy2z) 6(pqpr)(9pqpr)3n(7n6) n(8n9p)(9pn)5(4a3)6a 10(6y9)(6y8)5(ab5a)(6a6b) 3(abc9a)6(7a2abc)8(xy4z)(xy6z) 6(pqpr)(2pqpr)6b(6b6) 2b(3b4s)(4s8b)5(9m6)9m 7(4x2)(2x2)7(ab2a)(5a9b) 5(abc4a)7(8a6abc)7(xy7z)(xy7z) 4(pqpr)(5pqpr)4b(6b1) 6b(6b3z)(7zb)7(5a5)3a 7(9b5)(5b9)3(ab9a)(5a6b) 10(abc8a)7(6a3abc)5(xy9z
3、)(xy4z) 3(pqpr)(3pqpr)8x(7x6) x(3x2s)(6s4x)6(3n5)7n 6(2n6)(3n4)7(ab2a)(4a6b) 14(abc5a)7(3a8abc)7(xy2z)(xy7z) 3(pqpr)(8pqpr)8b(8b3) 4b(3b4q)(5q2b)9(9a4)9a 4(6y9)(3y8)4(ab9a)(8a3b) 2(abc6a)2(9a3abc)8(xy9z)(xy3z) 9(pqpr)(2pqpr)6y(7y1) 3y(7y2p)(9p4y)7(7m8)5m 6(3x10)(6x2)4(ab5a)(8a7b) 11(abc3a)2(3a4abc)3
4、(xy4z)(xy8z) 4(pqpr)(6pqpr)8y(5y2) 8y(3y2s)(5sy)5(4s3)2s 3(5x7)(5x4)9(ab4a)(8a5b) 7(abc7a)2(7a6abc)9(xy5z)(xy5z) 3(pqpr)(6pqpr)9m(7m9) m(5m6c)(3cm)6(5m3)3m 9(8b3)(5b1)2(ab5a)(2a4b) 5(abc8a)4(4a6abc)3(xy8z)(xy3z) 7(pqpr)(7pqpr)6a(6a4) 6a(3a6s)(9sa)7(7n8)9n 7(7y7)(4y4)2(ab8a)(8a3b) 20(abc7a)6(6a2abc)9
5、(xy5z)(xy8z) 3(pqpr)(3pqpr)9a(4a3) 9a(5a3s)(4s9a)4(2b3)8b 5(8x9)(7x6)8(ab2a)(4a2b) 17(abc9a)9(5a9abc)3(xy2z)(xy2z) 5(pqpr)(5pqpr)5x(6x6) 4x(2x5c)(7c7x)8(8t8)8t 10(5n1)(4n7)9(ab6a)(8a3b) 12(abc7a)7(7a6abc)4(xy2z)(xy8z) 4(pqpr)(2pqpr)4b(6b6) b(8b7s)(8s9b)3(3n4)5n 2(3y7)(5y9)4(ab6a)(7a6b) 4(abc7a)4(2a3
6、abc)4(xy7z)(xy4z) 8(pqpr)(3pqpr)9a(4a9) a(3a4p)(4p9a)9(2a9)5a 1(3n6)(5n8)6(ab2a)(3a8b) 17(abc6a)3(8a4abc)7(xy2z)(xy2z) 6(pqpr)(8pqpr)5n(3n3) n(3n4d)(2dn)8(9t7)2t 1(2m5)(9m7)7(ab6a)(8a4b) 4(abc2a)8(4a8abc)5(xy7z)(xy4z) 5(pqpr)(5pqpr)9x(9x8) 6x(7x9d)(2d7x)9(2b7)9b 1(3x2)(7x8)4(ab2a)(9a3b) 4(abc3a)9(6a8abc)7(xy8z)(xy2z) 9(pqpr)(4pqpr)4x(8x4) 3x(7x7s)(3sx)5(9a9)8a 2(4a10)(6a10)2(ab2a)(5a3b) 5(abc4a)2(9a9abc)
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