1、七年级数学上册合并同类项基础练习题2375a(3a7) a(8a3z)(5z4a)9(9s4)6s 10(3m10)(9m10)5(ab6a)(4a5b) 11(abc7a)3(8a5abc)8(xy3z)(xy4z) 8(pqpr)(4pqpr)8x(9x5) x(2x6p)(6p8x)3(8s1)3s 5(8m7)(5m5)8(ab2a)(2a3b) 13(abc7a)9(4a4abc)7(xy6z)(xy7z) 9(pqpr)(9pqpr)3a(5a1) 7a(2a8s)(9s2a)6(8m3)4m 2(7y4)(9y6)5(ab8a)(9a7b) 11(abc8a)5(2a7abc)3
2、(xy3z)(xy5z) 7(pqpr)(5pqpr)5m(9m6) m(3m5q)(4qm)9(7m7)2m 3(7y3)(2y8)7(ab9a)(9a9b) 18(abc2a)8(8a3abc)6(xy4z)(xy8z) 5(pqpr)(6pqpr)4y(6y4) y(2y2z)(8zy)6(4t2)9t 3(7m4)(9m7)7(ab5a)(8a5b) 4(abc6a)2(6a6abc)6(xy5z)(xy5z) 3(pqpr)(9pqpr)8m(5m3) m(6m5c)(6c6m)4(6s5)3s 1(5a1)(6a2)9(ab9a)(6a8b) 18(abc3a)3(8a2abc)5
3、(xy9z)(xy4z) 4(pqpr)(9pqpr)9a(5a9) a(9a4s)(8s8a)5(3t10)2t 6(6x6)(7x10)3(ab5a)(8a4b) 8(abc5a)8(3a7abc)8(xy7z)(xy9z) 7(pqpr)(4pqpr)8n(2n6) 2n(9n9q)(4qn)9(7s9)5s 5(8b8)(5b4)2(ab3a)(2a5b) 7(abc3a)6(4a4abc)9(xy9z)(xy9z) 3(pqpr)(5pqpr)4y(2y4) y(5y6z)(5z4y)5(8m2)6m 7(8a1)(9a9)9(ab4a)(2a2b) 4(abc6a)3(6a4abc
4、)7(xy4z)(xy3z) 3(pqpr)(3pqpr)8a(3a8) a(8a5d)(5da)6(9m5)3m 8(9m1)(8m8)8(ab3a)(5a5b) 10(abc7a)5(7a5abc)6(xy2z)(xy3z) 8(pqpr)(5pqpr)8y(8y4) 9y(5y9s)(2sy)9(3m6)3m 6(6a9)(5a2)2(ab2a)(2a3b) 16(abc3a)4(6a3abc)4(xy9z)(xy2z) 2(pqpr)(5pqpr)2x(7x8) x(9x5p)(5px)9(2s4)3s 9(7y3)(4y9)7(ab7a)(3a8b) 12(abc3a)8(9a3ab
5、c)8(xy5z)(xy3z) 2(pqpr)(4pqpr)7n(5n2) n(8n9d)(8dn)6(8m1)6m 4(8b8)(8b6)7(ab3a)(4a2b) 8(abc8a)5(5a7abc)5(xy3z)(xy6z) 5(pqpr)(7pqpr)3y(9y7) 7y(7y5c)(9cy)4(5t3)7t 5(2n4)(6n7)2(ab7a)(5a6b) 2(abc2a)5(2a7abc)3(xy2z)(xy8z) 4(pqpr)(4pqpr)7y(9y2) y(8y4q)(5qy)9(3b9)8b 6(8m2)(4m10)6(ab9a)(4a2b) 14(abc2a)4(7a6ab
6、c)9(xy7z)(xy5z) 7(pqpr)(4pqpr)8n(7n9) 9n(2n7q)(9qn)8(9n3)2n 6(8b9)(2b1)4(ab9a)(3a8b) 5(abc6a)3(5a3abc)4(xy4z)(xy8z) 7(pqpr)(4pqpr)7n(7n9) n(4n2c)(3c8n)8(4s5)6s 6(6n7)(3n6)5(ab9a)(6a4b) 10(abc3a)6(2a4abc)8(xy7z)(xy9z) 3(pqpr)(6pqpr)6x(7x9) 4x(6x2z)(5z4x)3(8m2)2m 3(2n4)(9n8)2(ab4a)(9a4b) 8(abc9a)5(6a9
7、abc)8(xy9z)(xy2z) 6(pqpr)(4pqpr)2n(4n6) n(9n6p)(9pn)9(8m6)7m 2(5m7)(4m7)9(ab7a)(2a6b) 11(abc3a)7(6a5abc)6(xy3z)(xy2z) 5(pqpr)(8pqpr)7b(2b5) 8b(8b2c)(4cb)2(9t1)5t 2(4x4)(9x9)8(ab2a)(7a5b) 11(abc7a)2(9a2abc)3(xy8z)(xy5z) 7(pqpr)(5pqpr)4b(5b9) 5b(2b6q)(6qb)4(2t4)5t 2(9b5)(6b4)5(ab9a)(3a6b) 16(abc4a)6(9a5abc)8(xy8z)(xy4z) 5(pqpr)(5pqpr)7b(9b2) 2b(6b7s)(3s7b)7(7s9)3s 1(7x6)(7x6)8(ab8a)(6a6b) 19(abc9a)8(3a8abc)5(xy8z)(xy3z) 9(pqpr)(5pqpr)3y(2y5) y(9y2s)(5sy)9(2m5)3m 7(2b8)(5b8)