1、七年级数学上册合并同类项练习题精编3012a(9a5) a(7a4s)(3s4a)9(5s6)3s 10(7y4)(8y6)8(ab2a)(2a9b) 17(abc8a)7(7a6abc)5(xy6z)(xy7z) 9(pqpr)(9pqpr)5a(8a1) 9a(2a7d)(9da)5(2t6)9t 5(9x7)(5x7)6(ab2a)(6a9b) 10(abc3a)2(8a9abc)6(xy8z)(xy9z) 9(pqpr)(6pqpr)5m(5m9) 5m(8m8q)(8qm)5(4t7)9t 7(9a4)(4a10)4(ab6a)(6a8b) 20(abc6a)3(8a7abc)2(x
2、y6z)(xy3z) 4(pqpr)(6pqpr)9y(5y8) y(6y8d)(5d5y)5(3s6)3s 2(2n4)(2n9)8(ab6a)(8a5b) 8(abc5a)4(6a8abc)6(xy8z)(xy2z) 9(pqpr)(2pqpr)4b(9b7) b(3b8c)(9c9b)2(5a9)7a 9(6n8)(6n4)7(ab2a)(9a3b) 9(abc4a)6(8a9abc)7(xy4z)(xy5z) 9(pqpr)(7pqpr)3y(3y7) y(7y6p)(3p4y)6(7m6)9m 4(3x7)(7x3)7(ab3a)(5a7b) 6(abc3a)7(6a9abc)5(x
3、y3z)(xy6z) 2(pqpr)(4pqpr)5n(4n7) 3n(7n3p)(3pn)2(2s7)6s 1(3n1)(6n3)4(ab9a)(2a8b) 6(abc8a)2(3a4abc)6(xy7z)(xy9z) 4(pqpr)(6pqpr)7m(3m3) m(3m6p)(8p6m)4(2m4)4m 5(3m1)(4m8)5(ab2a)(2a5b) 7(abc9a)6(7a8abc)3(xy8z)(xy8z) 9(pqpr)(5pqpr)8y(3y4) 8y(3y5q)(9qy)5(4b10)5b 1(8b3)(7b10)5(ab9a)(8a7b) 5(abc9a)5(5a3abc)8
4、(xy4z)(xy2z) 8(pqpr)(2pqpr)2m(6m5) 4m(5m9d)(5dm)9(5s7)2s 4(8m3)(9m2)3(ab6a)(7a2b) 10(abc6a)8(9a5abc)3(xy8z)(xy5z) 3(pqpr)(8pqpr)2b(4b2) 2b(4b5s)(6s7b)3(6m3)8m 7(5m8)(2m4)6(ab6a)(8a3b) 2(abc3a)4(8a6abc)7(xy5z)(xy7z) 5(pqpr)(5pqpr)5m(2m3) 2m(2m9p)(5pm)6(5t9)6t 10(3y3)(2y2)4(ab7a)(5a9b) 19(abc2a)4(5a8a
5、bc)6(xy3z)(xy6z) 9(pqpr)(6pqpr)6m(6m5) 8m(9m8p)(2p2m)9(2n6)4n 2(4n8)(7n5)8(ab5a)(8a8b) 9(abc2a)7(8a6abc)4(xy9z)(xy3z) 4(pqpr)(7pqpr)7a(8a1) a(9a2d)(5d6a)4(9m1)4m 5(4b4)(7b2)2(ab8a)(6a8b) 9(abc2a)2(8a2abc)4(xy3z)(xy8z) 9(pqpr)(2pqpr)7n(7n3) n(9n3p)(2pn)2(9t7)2t 6(4x6)(7x9)5(ab2a)(9a8b) 11(abc2a)4(2a3
6、abc)2(xy3z)(xy7z) 7(pqpr)(6pqpr)5y(4y1) 4y(4y8q)(4qy)9(2n8)3n 3(9m6)(2m10)2(ab5a)(8a9b) 10(abc9a)7(4a5abc)7(xy4z)(xy2z) 4(pqpr)(7pqpr)7n(2n4) 7n(2n7s)(3sn)7(4t8)6t 10(4x1)(3x7)5(ab5a)(4a5b) 6(abc6a)9(2a9abc)9(xy8z)(xy4z) 5(pqpr)(5pqpr)9y(3y1) 6y(3y7p)(2p3y)2(7b9)3b 9(5b7)(4b9)5(ab2a)(9a8b) 16(abc7a)3(2a6abc)7(xy7z)(xy3z) 3(pqpr)(7pqpr)2m(2m3) 4m(9m7c)(8c6m)3(5n1)5n 5(7n4)(6n2)6(ab2a)(9a7b) 16(abc2a)3(7a7abc)
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