1、七年级数学上册合并同类项基础练习题2718x(8x8) x(5x7z)(6z7x)9(2n4)8n 7(3x6)(4x7)6(ab3a)(8a4b) 3(abc8a)9(5a8abc)8(xy3z)(xy7z) 4(pqpr)(9pqpr)5b(5b5) b(3b6q)(5q7b)8(5a9)5a 9(8y7)(8y10)2(ab4a)(8a2b) 4(abc2a)4(4a6abc)8(xy3z)(xy3z) 2(pqpr)(2pqpr)3n(2n9) n(2n2c)(7c9n)9(7s1)2s 7(5x8)(8x1)2(ab5a)(6a8b) 7(abc9a)8(4a7abc)4(xy5z)
2、(xy3z) 2(pqpr)(9pqpr)4b(3b7) 8b(9b5p)(6pb)8(2b8)5b 5(3n3)(7n9)6(ab9a)(2a5b) 6(abc3a)2(2a3abc)3(xy7z)(xy9z) 2(pqpr)(9pqpr)5a(9a4) a(5a4c)(9c8a)5(6b10)5b 6(8b9)(9b3)4(ab7a)(4a3b) 4(abc4a)3(5a5abc)9(xy7z)(xy9z) 9(pqpr)(7pqpr)3y(6y3) 2y(6y5p)(8py)7(5m6)7m 10(8b8)(3b9)4(ab9a)(7a2b) 2(abc2a)3(4a4abc)3(xy6
3、z)(xy4z) 9(pqpr)(3pqpr)6y(7y4) 4y(5y4z)(7zy)6(4n9)3n 4(5a5)(9a7)4(ab2a)(3a3b) 15(abc6a)3(5a9abc)3(xy9z)(xy6z) 2(pqpr)(5pqpr)9n(5n5) 7n(6n8c)(9c3n)9(4n5)7n 4(4b9)(7b9)6(ab6a)(9a8b) 20(abc9a)6(2a3abc)3(xy5z)(xy3z) 8(pqpr)(3pqpr)2b(8b1) b(2b4c)(7cb)5(4t6)7t 3(9n4)(3n9)5(ab4a)(8a4b) 16(abc7a)3(7a4abc)4(
4、xy5z)(xy6z) 5(pqpr)(8pqpr)4m(7m7) 8m(4m2s)(6s2m)5(3b5)4b 5(5y6)(2y10)3(ab2a)(6a9b) 19(abc7a)4(3a7abc)9(xy4z)(xy6z) 8(pqpr)(5pqpr)3m(5m6) 4m(4m4p)(7pm)8(5n8)9n 6(8m5)(7m9)6(ab7a)(8a9b) 4(abc7a)8(2a9abc)5(xy7z)(xy6z) 7(pqpr)(2pqpr)7m(4m7) 6m(7m4q)(2q8m)8(7s10)4s 5(8n7)(9n7)2(ab5a)(6a8b) 6(abc5a)8(3a3a
5、bc)4(xy8z)(xy7z) 8(pqpr)(4pqpr)9y(2y2) 2y(4y7z)(9zy)2(3a2)9a 3(7y8)(4y2)3(ab4a)(8a8b) 5(abc8a)2(2a7abc)6(xy2z)(xy3z) 4(pqpr)(7pqpr)2x(9x7) 3x(6x2z)(3zx)2(6a7)4a 8(6b9)(2b7)8(ab6a)(2a6b) 11(abc8a)4(9a3abc)6(xy6z)(xy7z) 8(pqpr)(7pqpr)9n(2n2) 9n(2n3p)(7pn)6(9s5)5s 3(4y2)(8y9)6(ab8a)(7a6b) 5(abc7a)6(6a8
6、abc)5(xy6z)(xy2z) 4(pqpr)(5pqpr)2y(8y8) 7y(9y2q)(7qy)9(2m5)8m 9(7n4)(8n7)7(ab8a)(2a8b) 5(abc2a)9(6a8abc)8(xy7z)(xy4z) 4(pqpr)(4pqpr)8y(3y1) y(4y4c)(9cy)3(8b10)7b 4(2y10)(5y10)9(ab7a)(5a7b) 14(abc3a)9(2a4abc)7(xy7z)(xy7z) 3(pqpr)(3pqpr)9b(6b8) b(3b6s)(9s3b)4(9b4)4b 3(8x2)(3x3)3(ab6a)(2a9b) 10(abc4a)9
7、(6a7abc)4(xy8z)(xy3z) 6(pqpr)(6pqpr)8a(6a9) a(4a7d)(3d3a)6(5a10)6a 1(9x7)(5x6)8(ab2a)(5a2b) 17(abc8a)4(5a4abc)6(xy9z)(xy4z) 9(pqpr)(6pqpr)7a(8a4) a(7a2q)(2q5a)6(6m8)6m 7(7m8)(4m5)5(ab4a)(9a8b) 20(abc4a)2(2a5abc)2(xy9z)(xy2z) 9(pqpr)(3pqpr)2b(9b3) 3b(4b4q)(3q9b)7(3s10)4s 6(5b6)(2b9)7(ab4a)(2a6b) 17(abc3a)2(8a6abc)3(xy4z)(xy4z) 3(pqpr)(6pqpr)6a(8a3) 7a(8a6s)(2s3a)5(9m3)6m 3(2m10)(7m4)5(ab4a)(5a4b) 6(abc9a)2(7a6abc)7(xy3z)(xy9z) 6(pqpr)(5pqpr)4b(4b7) 9b(3b2p)(7p7b)4(9m6)7m 3(4x3)(4x8)
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