1、七年级数学上册合并同类项基础练习题1926(ab7a)(5a7b) 14(abc9a)8(5a8abc)5(xy2z)(xy4z) 2(pqpr)(8pqpr)4y(2y1) 2y(5y6q)(4q7y)4(3s9)9s 8(5a6)(6a6)5(ab4a)(8a8b) 10(abc5a)8(4a9abc)7(xy3z)(xy4z) 2(pqpr)(7pqpr)9y(2y5) y(3y8d)(8dy)5(5s9)9s 7(9y1)(2y4)2(ab8a)(4a3b) 15(abc8a)8(5a2abc)8(xy6z)(xy6z) 9(pqpr)(6pqpr)2x(9x4) 7x(4x7d)(7
2、d9x)3(6m3)4m 7(4a9)(9a8)6(ab3a)(8a6b) 13(abc5a)5(7a8abc)5(xy5z)(xy6z) 4(pqpr)(5pqpr)4m(3m5) m(6m9s)(2sm)6(3t3)5t 5(7m5)(7m7)2(ab4a)(8a5b) 8(abc9a)8(6a3abc)6(xy7z)(xy6z) 3(pqpr)(2pqpr)5m(3m7) 4m(6m9d)(5d9m)3(4s1)8s 6(7a10)(6a3)5(ab3a)(6a2b) 20(abc4a)8(5a3abc)8(xy7z)(xy9z) 9(pqpr)(8pqpr)4n(9n2) 2n(6n4
3、s)(7s5n)5(7m1)3m 8(5b7)(6b8)4(ab3a)(7a6b) 19(abc7a)4(7a6abc)2(xy2z)(xy9z) 7(pqpr)(2pqpr)2y(9y8) y(3y8p)(8p4y)2(8n4)5n 5(5b9)(6b9)8(ab7a)(3a7b) 9(abc6a)2(2a5abc)2(xy5z)(xy5z) 4(pqpr)(2pqpr)7y(8y3) y(4y4s)(3sy)3(7m6)9m 9(8m9)(6m9)6(ab4a)(9a7b) 8(abc5a)6(4a9abc)2(xy8z)(xy7z) 3(pqpr)(5pqpr)9b(4b5) 3b(4b
4、3z)(5z7b)5(6a8)3a 6(3y10)(8y1)6(ab5a)(5a3b) 14(abc3a)3(5a3abc)8(xy9z)(xy4z) 6(pqpr)(8pqpr)3x(3x7) 4x(6x9s)(6sx)4(7n9)6n 2(2m2)(2m10)7(ab6a)(5a2b) 3(abc5a)6(5a8abc)7(xy7z)(xy8z) 3(pqpr)(9pqpr)4m(2m8) m(9m3q)(5qm)3(6b1)7b 10(2b1)(6b10)8(ab4a)(2a6b) 6(abc7a)6(2a8abc)7(xy4z)(xy4z) 6(pqpr)(2pqpr)3y(7y4)
5、y(6y8d)(5dy)9(3b2)4b 5(6x4)(6x9)2(ab7a)(7a4b) 18(abc2a)9(2a3abc)6(xy2z)(xy5z) 7(pqpr)(7pqpr)4m(9m1) 2m(4m5s)(6sm)6(7a8)4a 3(8x6)(3x8)7(ab8a)(4a3b) 16(abc4a)3(4a4abc)4(xy5z)(xy6z) 6(pqpr)(8pqpr)5y(8y4) 9y(7y4s)(7s9y)2(6t8)5t 4(7x4)(6x1)5(ab3a)(2a9b) 7(abc6a)6(9a6abc)9(xy5z)(xy7z) 9(pqpr)(6pqpr)7b(4b8
6、) 4b(9b7c)(4c4b)8(6t6)8t 7(5a5)(8a4)6(ab8a)(7a3b) 4(abc4a)3(8a2abc)7(xy5z)(xy6z) 5(pqpr)(6pqpr)2y(2y7) y(3y6s)(2s6y)2(7s2)2s 7(6a4)(5a10)4(ab5a)(8a7b) 14(abc4a)8(7a9abc)3(xy4z)(xy7z) 6(pqpr)(8pqpr)2n(9n5) 6n(2n7s)(9sn)5(4s8)8s 1(4a8)(6a7)9(ab2a)(9a7b) 2(abc7a)3(4a8abc)7(xy8z)(xy4z) 6(pqpr)(2pqpr)5m(
7、6m7) 6m(7m8c)(2cm)6(8n2)7n 4(9y4)(3y9)6(ab4a)(6a7b) 3(abc4a)7(6a3abc)2(xy2z)(xy2z) 7(pqpr)(2pqpr)2n(5n8) n(2n8z)(8zn)5(5a1)6a 7(2n1)(4n6)6(ab9a)(5a7b) 17(abc2a)3(5a6abc)4(xy3z)(xy7z) 6(pqpr)(7pqpr)8a(7a7) 6a(7a7s)(3sa)3(2b4)7b 2(3a3)(8a1)9(ab8a)(3a3b) 15(abc7a)9(9a6abc)2(xy2z)(xy6z) 8(pqpr)(3pqpr)5a(9a6) a(9a3c)(6ca)9(4t2)4t 6(9a3)(2a4)9(ab8a)(4a3b) 6(abc5a)4(6a9abc)3(xy4z)(xy9z) 8(pqpr)(9pqpr)6a(4a7) a(6a5s)(5s4a)9(4m8)9m 3(8x10)(6x7)4(ab2a)(2a9b) 3(abc4a)3(6a4abc)3(xy6z)(xy7z) 3(pqpr)(8pqpr)
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