1、七年级数学上册合并同类项基础练习题2114b(9b3) b(4b9c)(8cb)8(7a9)8a 7(3m4)(6m4)6(ab3a)(3a3b) 8(abc4a)4(9a7abc)5(xy4z)(xy3z) 8(pqpr)(7pqpr)7y(5y5) y(6y5s)(5sy)5(8n9)7n 9(7x10)(7x10)9(ab4a)(5a6b) 11(abc5a)3(5a4abc)8(xy6z)(xy5z) 4(pqpr)(6pqpr)4b(2b7) 3b(6b3c)(8cb)7(3n5)8n 10(4a1)(3a6)5(ab4a)(3a6b) 2(abc2a)6(9a3abc)9(xy4z
2、)(xy9z) 7(pqpr)(7pqpr)4y(2y9) y(7y4z)(4z2y)2(3m2)9m 4(7n3)(4n4)7(ab4a)(6a6b) 7(abc5a)2(5a8abc)5(xy9z)(xy6z) 6(pqpr)(3pqpr)5b(7b1) 6b(6b7c)(7cb)3(2m2)6m 4(6x10)(8x9)6(ab4a)(8a6b) 3(abc6a)4(9a9abc)5(xy8z)(xy2z) 3(pqpr)(4pqpr)6b(4b6) 7b(7b7q)(7q8b)3(8t2)2t 4(5m6)(6m2)7(ab8a)(5a9b) 20(abc6a)7(7a2abc)2(x
3、y7z)(xy8z) 8(pqpr)(7pqpr)4x(9x5) x(4x3s)(2sx)6(3n7)7n 4(3a9)(6a8)4(ab8a)(7a4b) 20(abc5a)5(4a4abc)3(xy2z)(xy5z) 3(pqpr)(6pqpr)5b(8b5) b(2b7q)(8qb)6(3a3)6a 4(2x8)(9x9)9(ab6a)(6a9b) 10(abc2a)4(3a7abc)6(xy9z)(xy6z) 4(pqpr)(8pqpr)3n(3n9) n(6n6q)(5q3n)8(7n2)7n 6(2y10)(3y9)5(ab4a)(7a6b) 13(abc2a)3(2a8abc)6
4、(xy9z)(xy3z) 9(pqpr)(8pqpr)9x(8x4) 2x(2x9p)(8px)5(6s1)2s 10(6b9)(9b2)9(ab5a)(6a9b) 3(abc9a)7(2a3abc)7(xy8z)(xy7z) 6(pqpr)(7pqpr)5y(8y9) y(4y9s)(4s4y)6(2t7)7t 4(8y8)(2y7)8(ab8a)(9a3b) 15(abc9a)6(4a8abc)4(xy2z)(xy6z) 5(pqpr)(6pqpr)2b(9b4) b(8b2p)(3pb)9(4b1)6b 7(7n1)(4n4)4(ab7a)(8a8b) 9(abc9a)6(7a7abc)
5、6(xy5z)(xy4z) 2(pqpr)(5pqpr)8b(5b5) 8b(7b4p)(2pb)7(5n8)5n 10(6y4)(5y1)4(ab4a)(7a5b) 3(abc8a)8(2a7abc)5(xy2z)(xy9z) 7(pqpr)(8pqpr)5y(7y1) y(5y6d)(9dy)5(8m1)5m 8(6n1)(9n10)4(ab3a)(7a7b) 4(abc5a)4(2a3abc)4(xy3z)(xy7z) 8(pqpr)(3pqpr)3x(7x1) 8x(3x8d)(2d4x)2(5n1)5n 4(2m1)(7m8)3(ab6a)(2a8b) 10(abc3a)6(9a7a
6、bc)5(xy8z)(xy4z) 7(pqpr)(5pqpr)8b(6b9) b(7b9c)(3cb)8(9t4)7t 9(2a1)(2a8)5(ab4a)(6a4b) 14(abc3a)5(5a4abc)2(xy7z)(xy4z) 3(pqpr)(9pqpr)6a(7a1) 5a(6a4s)(9s6a)3(9t1)2t 8(4y3)(9y8)6(ab4a)(3a5b) 2(abc6a)8(7a4abc)9(xy4z)(xy9z) 4(pqpr)(4pqpr)6x(4x9) x(6x9d)(3d8x)2(4t2)5t 1(7n10)(4n3)9(ab7a)(9a2b) 9(abc8a)2(3a
7、3abc)2(xy3z)(xy8z) 9(pqpr)(7pqpr)8y(8y3) y(9y5q)(4q6y)5(9m4)4m 1(8a7)(3a1)5(ab9a)(2a4b) 14(abc6a)8(7a5abc)8(xy3z)(xy8z) 5(pqpr)(8pqpr)6n(7n5) 3n(5n4p)(4pn)9(7m10)4m 9(3y4)(7y2)6(ab6a)(4a7b) 20(abc3a)4(5a6abc)6(xy2z)(xy5z) 8(pqpr)(8pqpr)4n(6n6) n(6n9q)(7qn)8(9s4)5s 6(6m9)(3m8)2(ab4a)(5a7b) 7(abc4a)4(3a4abc)8(xy7z)(xy7z) 9(pqpr)(9pqpr)4n(3n5) 2n(8n6c)(7cn)4(6t6)2t 3(5a8)(2a9)2(ab6a)(3a9b) 3(abc4a)5(9a9abc)9(xy4z)(xy3z) 6(pqpr)(4pqpr)7b(8b8) 7b(3b4c)(5c6b)2(9a9)5a 6(7y2)(8y10)
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