1、七年级数学上册合并同类项基础练习题402(ab8a)(7a5b) 2(abc3a)6(3a7abc)7(xy5z)(xy4z) 5(pqpr)(7pqpr)6n(8n3) 6n(8n9z)(5zn)5(4t6)9t 9(2y10)(5y7)4(ab2a)(9a4b) 8(abc3a)3(7a6abc)3(xy2z)(xy6z) 2(pqpr)(8pqpr)2y(7y5) y(6y4q)(4q3y)6(3m2)4m 10(4x10)(5x2)6(ab3a)(8a7b) 6(abc8a)9(4a5abc)5(xy8z)(xy2z) 6(pqpr)(3pqpr)3b(5b2) b(4b8s)(2sb
2、)6(3b5)8b 3(8a8)(2a4)7(ab4a)(3a2b) 7(abc2a)9(4a5abc)6(xy8z)(xy5z) 6(pqpr)(6pqpr)8a(3a4) 3a(7a2z)(2za)3(2t7)7t 5(5x1)(7x2)7(ab5a)(8a5b) 18(abc2a)4(4a3abc)4(xy7z)(xy7z) 3(pqpr)(3pqpr)3y(2y9) 9y(5y3d)(6d9y)5(5s5)5s 7(3b1)(7b4)8(ab6a)(7a2b) 17(abc4a)9(9a8abc)2(xy3z)(xy9z) 5(pqpr)(8pqpr)9y(8y2) 5y(7y8d)(
3、4dy)6(3n8)8n 4(8y5)(9y8)4(ab8a)(8a9b) 3(abc2a)6(9a7abc)6(xy3z)(xy2z) 4(pqpr)(6pqpr)3x(8x6) x(3x3q)(5q2x)4(6b7)6b 7(7n6)(9n1)5(ab8a)(7a7b) 13(abc9a)9(3a7abc)4(xy8z)(xy8z) 3(pqpr)(6pqpr)3a(7a2) 4a(9a5c)(4c6a)6(2a8)5a 9(2n6)(7n6)4(ab2a)(6a2b) 9(abc2a)8(2a3abc)6(xy7z)(xy7z) 8(pqpr)(7pqpr)5m(3m5) 3m(8m6d
4、)(3d7m)2(7a3)9a 3(6a5)(6a1)8(ab6a)(5a5b) 8(abc3a)2(6a5abc)8(xy5z)(xy5z) 3(pqpr)(4pqpr)6y(4y4) 7y(7y9p)(3p8y)7(5m6)5m 4(2m10)(9m10)2(ab3a)(7a5b) 5(abc5a)6(6a9abc)7(xy6z)(xy5z) 9(pqpr)(2pqpr)3a(7a9) 8a(6a5q)(7qa)3(8a9)2a 5(5m7)(6m6)5(ab4a)(6a2b) 15(abc6a)3(2a2abc)4(xy8z)(xy2z) 8(pqpr)(3pqpr)8n(2n8) n(
5、6n4z)(9zn)9(9b5)3b 7(5a7)(9a5)3(ab8a)(9a2b) 7(abc8a)5(9a8abc)8(xy7z)(xy6z) 8(pqpr)(7pqpr)9m(8m5) 3m(6m5q)(2q5m)4(3b1)4b 2(2m9)(9m2)8(ab4a)(4a7b) 16(abc3a)3(5a2abc)4(xy5z)(xy5z) 5(pqpr)(3pqpr)6x(4x5) 9x(7x4d)(3d7x)4(9t10)3t 4(5n6)(2n5)4(ab9a)(7a9b) 10(abc3a)7(7a8abc)7(xy9z)(xy3z) 8(pqpr)(8pqpr)3n(5n5
6、) n(2n7z)(8zn)8(7s8)4s 2(5x1)(4x2)6(ab7a)(4a4b) 14(abc4a)4(6a6abc)3(xy6z)(xy4z) 2(pqpr)(3pqpr)7m(7m2) m(8m8d)(9dm)8(8m2)6m 1(5y7)(6y10)3(ab7a)(6a3b) 20(abc8a)9(4a6abc)6(xy5z)(xy4z) 8(pqpr)(9pqpr)5n(7n4) n(2n5s)(9sn)5(2s8)4s 1(2x9)(9x7)9(ab5a)(2a3b) 3(abc7a)7(3a7abc)8(xy3z)(xy6z) 6(pqpr)(3pqpr)5x(8x8
7、) x(6x3z)(5zx)7(6n10)4n 2(3y7)(7y7)7(ab6a)(8a6b) 11(abc6a)5(4a3abc)5(xy8z)(xy7z) 4(pqpr)(3pqpr)3x(7x8) x(7x6p)(2p3x)5(5a1)4a 9(8b4)(8b8)8(ab4a)(7a2b) 14(abc3a)4(3a3abc)2(xy5z)(xy9z) 4(pqpr)(7pqpr)7y(6y4) y(9y8z)(9zy)7(7s4)9s 3(2m7)(4m4)4(ab9a)(3a5b) 18(abc8a)7(3a9abc)2(xy7z)(xy9z) 6(pqpr)(3pqpr)2m(7m2) 6m(3m4p)(9pm)2(5b9)6b 8(6x8)(8x3)4(ab6a)(2a5b) 5(abc6a)6(2a5abc)4(xy4z)(xy3z) 7(pqpr)(9pqpr)5y(6y3) 6y(4y5d)(9d3y)4(5t7)7t 8(9x4)(7x8)2(ab6a)(2a3b) 4(abc7a)2(4a8abc)7(xy9z)(xy2z) 7(pqpr)(7pqpr)
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