1、七年级数学上册合并同类项基础练习题1507(ab5a)(2a4b) 20(abc4a)9(7a4abc)6(xy9z)(xy5z) 8(pqpr)(7pqpr)3n(6n4) 6n(6n5p)(3p9n)5(4s9)5s 5(3n3)(2n6)4(ab4a)(6a6b) 20(abc8a)4(9a7abc)7(xy9z)(xy8z) 7(pqpr)(6pqpr)3a(9a5) a(5a6z)(2z6a)7(6a10)5a 3(5y8)(6y3)5(ab8a)(9a8b) 5(abc8a)7(6a4abc)2(xy9z)(xy4z) 8(pqpr)(9pqpr)6y(5y7) y(3y7z)(2
2、zy)8(4m4)8m 9(9a2)(5a3)2(ab7a)(4a2b) 8(abc3a)6(8a7abc)4(xy7z)(xy7z) 3(pqpr)(9pqpr)6m(4m9) m(4m2z)(9zm)4(6m4)9m 8(5a10)(5a1)7(ab8a)(4a4b) 14(abc2a)6(7a6abc)6(xy3z)(xy2z) 9(pqpr)(6pqpr)6n(6n8) n(3n8c)(3c4n)4(5t8)8t 6(7x8)(9x5)3(ab5a)(2a3b) 10(abc7a)6(6a7abc)4(xy2z)(xy5z) 8(pqpr)(7pqpr)3x(3x9) 2x(5x6q)
3、(6q4x)4(7s4)4s 4(6m5)(8m1)9(ab9a)(2a5b) 18(abc7a)5(2a2abc)4(xy3z)(xy7z) 9(pqpr)(7pqpr)3y(5y3) y(6y8c)(4cy)2(2n8)5n 5(3y9)(9y3)8(ab4a)(9a4b) 16(abc7a)7(3a2abc)5(xy4z)(xy8z) 6(pqpr)(7pqpr)5m(7m2) 5m(8m2s)(8s6m)2(3n6)9n 5(5x10)(3x5)6(ab4a)(2a3b) 5(abc2a)8(8a4abc)6(xy5z)(xy8z) 6(pqpr)(8pqpr)4y(4y7) 6y(6
4、y7d)(3d4y)7(7m3)2m 4(8y2)(2y10)7(ab2a)(3a9b) 10(abc3a)6(5a4abc)5(xy2z)(xy5z) 6(pqpr)(2pqpr)4m(6m7) m(8m7d)(7d6m)4(7t3)9t 3(8n5)(4n10)3(ab5a)(8a5b) 10(abc4a)6(4a8abc)9(xy2z)(xy3z) 7(pqpr)(7pqpr)7b(3b7) 4b(6b8d)(4d7b)5(6s10)2s 2(4m9)(7m1)6(ab2a)(9a8b) 14(abc4a)9(4a2abc)8(xy8z)(xy9z) 9(pqpr)(8pqpr)4n(7
5、n1) 2n(6n8d)(4d9n)4(9n3)7n 4(4y10)(9y8)6(ab3a)(9a7b) 13(abc7a)2(5a8abc)7(xy2z)(xy8z) 6(pqpr)(3pqpr)3b(3b2) b(5b7c)(7cb)3(8t10)6t 1(4y1)(8y10)8(ab5a)(9a8b) 8(abc7a)6(8a4abc)5(xy5z)(xy5z) 8(pqpr)(9pqpr)3m(9m8) 5m(2m8c)(7c9m)4(2s6)2s 4(6x3)(7x9)2(ab8a)(9a8b) 8(abc4a)8(3a5abc)5(xy6z)(xy2z) 2(pqpr)(5pqpr
6、)4n(6n6) 8n(5n8d)(7dn)7(3s9)2s 4(4b2)(9b1)3(ab6a)(7a7b) 15(abc7a)7(5a3abc)4(xy4z)(xy5z) 2(pqpr)(8pqpr)9y(2y5) y(9y2s)(2s9y)5(5s5)4s 1(4m10)(6m7)6(ab4a)(7a5b) 15(abc8a)7(2a7abc)7(xy9z)(xy6z) 5(pqpr)(8pqpr)7b(8b7) b(4b2d)(6d4b)4(3s1)4s 7(2b3)(2b1)8(ab3a)(2a7b) 10(abc6a)7(8a3abc)7(xy5z)(xy2z) 8(pqpr)(5
7、pqpr)3m(9m1) m(9m8d)(6d3m)2(8n5)3n 1(9b9)(9b5)7(ab8a)(3a5b) 19(abc8a)2(2a5abc)3(xy9z)(xy3z) 7(pqpr)(8pqpr)4x(5x4) 7x(4x3q)(4q6x)6(7s5)3s 6(9m3)(9m8)2(ab4a)(7a9b) 20(abc3a)9(4a4abc)6(xy3z)(xy2z) 5(pqpr)(8pqpr)7m(6m8) 9m(5m2p)(6pm)6(2n6)3n 5(4b2)(2b10)9(ab8a)(9a9b) 18(abc4a)6(9a6abc)2(xy3z)(xy9z) 5(pqpr)(2pqpr)7b(6b7) b(7b5c)(7c4b)6(9b6)6b 8(2x10)(4x7)3(ab4a)(3a6b) 13(abc4a)7(3a6abc)2(xy5z)(xy5z) 4(pqpr)(8pqpr)9m(7m4) m(2m5c)(4c2m)9(2a6)8a 10(7m4)(3m9)3(ab2a)(8a4b) 5(abc3a)2(2a8abc)2(xy9z)(xy6z) 3(pqpr)(9pqpr)
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