1、七年级数学上册合并同类项基础练习题813n(9n9) n(4n7q)(3qn)8(6t10)4t 1(4a8)(2a2)3(ab6a)(3a4b) 13(abc7a)4(5a7abc)4(xy5z)(xy8z) 3(pqpr)(9pqpr)5b(6b4) 7b(2b8z)(7z9b)9(3b9)6b 7(4a1)(2a8)7(ab4a)(3a6b) 14(abc8a)2(2a3abc)4(xy4z)(xy5z) 4(pqpr)(9pqpr)5b(6b7) b(9b4s)(7s7b)8(3b3)4b 10(7a7)(8a1)2(ab8a)(2a4b) 18(abc8a)6(5a5abc)9(xy
2、5z)(xy9z) 8(pqpr)(5pqpr)3n(3n1) n(8n7q)(9qn)8(6b3)4b 10(4m1)(2m1)5(ab4a)(2a9b) 18(abc2a)4(6a7abc)7(xy2z)(xy2z) 5(pqpr)(2pqpr)6y(7y6) 6y(4y6p)(3p6y)2(8m6)9m 3(7n4)(9n5)2(ab9a)(4a5b) 20(abc6a)2(3a6abc)9(xy7z)(xy5z) 6(pqpr)(6pqpr)2n(5n6) 3n(9n9z)(7z9n)5(5a3)6a 10(8n5)(3n5)9(ab4a)(3a7b) 11(abc7a)5(8a5ab
3、c)9(xy2z)(xy4z) 7(pqpr)(3pqpr)9n(5n4) n(6n3s)(5sn)4(5a3)6a 6(5b8)(2b10)7(ab9a)(8a3b) 12(abc7a)5(4a5abc)8(xy6z)(xy3z) 5(pqpr)(9pqpr)2b(4b7) b(6b9p)(6pb)9(4s7)5s 6(2a5)(6a9)3(ab6a)(9a6b) 15(abc8a)2(4a6abc)5(xy5z)(xy4z) 4(pqpr)(9pqpr)8a(3a8) a(4a8z)(6z3a)6(3b7)8b 2(9b9)(4b8)7(ab8a)(9a2b) 6(abc9a)5(2a4a
4、bc)4(xy3z)(xy9z) 7(pqpr)(5pqpr)3m(5m5) m(8m8d)(2dm)8(5b4)4b 8(8n10)(4n8)8(ab4a)(2a5b) 20(abc8a)3(6a3abc)2(xy4z)(xy4z) 6(pqpr)(2pqpr)3n(4n4) n(7n5c)(9cn)4(4t1)6t 4(3n5)(8n1)8(ab5a)(6a3b) 9(abc8a)6(3a4abc)7(xy3z)(xy8z) 4(pqpr)(7pqpr)3a(2a3) a(3a9d)(2da)9(3t3)3t 6(5n5)(9n4)4(ab4a)(8a9b) 13(abc2a)9(7a4a
5、bc)4(xy5z)(xy2z) 3(pqpr)(8pqpr)7b(3b3) 7b(5b3s)(2s5b)3(9t1)6t 4(9b10)(3b3)4(ab6a)(4a9b) 2(abc9a)4(3a2abc)8(xy7z)(xy5z) 5(pqpr)(6pqpr)9m(9m2) 8m(5m4q)(7qm)2(9b3)4b 1(6x10)(8x3)2(ab9a)(7a3b) 12(abc4a)4(6a6abc)8(xy8z)(xy3z) 6(pqpr)(8pqpr)6x(5x9) x(7x4d)(2dx)5(4n8)9n 10(9x2)(9x6)7(ab3a)(9a9b) 18(abc3a)7
6、(2a6abc)6(xy9z)(xy6z) 2(pqpr)(5pqpr)3a(4a1) 4a(7a8d)(8d9a)7(3m4)3m 8(5y4)(8y10)9(ab8a)(7a6b) 16(abc8a)9(5a3abc)5(xy9z)(xy9z) 4(pqpr)(5pqpr)9m(6m1) m(9m5z)(8zm)8(2n6)2n 5(2x6)(5x5)9(ab8a)(7a3b) 2(abc5a)3(2a8abc)8(xy4z)(xy5z) 4(pqpr)(9pqpr)6n(2n7) n(3n7d)(6dn)4(2b10)9b 3(6b4)(7b1)6(ab5a)(9a5b) 3(abc8a
7、)4(5a9abc)4(xy2z)(xy3z) 6(pqpr)(5pqpr)7a(2a3) 2a(4a3c)(3c7a)2(7n3)3n 2(9a3)(4a4)4(ab6a)(6a6b) 16(abc8a)5(7a3abc)4(xy2z)(xy4z) 4(pqpr)(9pqpr)3a(3a7) 9a(3a7d)(4da)3(9b4)4b 6(6x5)(3x1)5(ab6a)(7a9b) 10(abc2a)3(9a4abc)9(xy2z)(xy7z) 7(pqpr)(6pqpr)6y(5y7) 3y(6y5d)(3d5y)9(8s9)8s 6(7m8)(3m4)7(ab9a)(7a7b) 12(abc8a)3(6a5abc)4(xy5z)(xy3z) 8(pqpr)(7pqpr)3m(6m1) m(5m5s)(4sm)9(4n2)9n 3(6x10)(2x5)4(ab8a)(7a9b) 7(abc9a)7(9a8abc)4(xy7z)(xy9z) 5(pqpr)(8pqpr)4n(3n6) 5n(5n7p)(5p2n)4(9n4)8n 7(6b6)(3b2)
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