七年级数学上册合并同类项练习题精编207.docx

1、七年级数学上册合并同类项练习题精编2074(ab5a)(5a3b) 5(abc2a)4(9a3abc)3(xy5z)(xy9z) 9(pqpr)(3pqpr)6b(2b1) 6b(4b3d)(6db)2(4a8)8a 9(6a4)(3a7)3(ab8a)(7a7b) 10(abc7a)6(7a7abc)9(xy9z)(xy7z) 7(pqpr)(8pqpr)4m(8m4) 4m(8m7c)(8c5m)9(7n3)7n 8(2b2)(7b1)6(ab7a)(3a6b) 17(abc5a)4(2a8abc)4(xy4z)(xy9z) 5(pqpr)(6pqpr)6x(8x6) 6x(2x8z)(3

2、zx)5(7b5)3b 10(4n10)(4n2)9(ab9a)(3a6b) 19(abc6a)3(8a6abc)9(xy5z)(xy4z) 4(pqpr)(3pqpr)6m(9m6) m(7m6q)(9qm)6(9n7)8n 7(3a8)(5a3)6(ab7a)(3a4b) 10(abc3a)3(7a5abc)5(xy4z)(xy3z) 4(pqpr)(6pqpr)8n(4n4) n(8n2s)(8sn)2(4n4)7n 6(7n7)(5n3)3(ab5a)(5a4b) 8(abc7a)7(7a2abc)4(xy2z)(xy9z) 9(pqpr)(8pqpr)4y(7y8) y(5y9c)(

3、6c9y)4(7s2)3s 3(9b10)(8b4)7(ab5a)(6a4b) 4(abc9a)9(8a5abc)7(xy8z)(xy9z) 7(pqpr)(5pqpr)8a(6a1) a(5a5c)(6c2a)5(9n4)9n 10(5y7)(6y10)8(ab7a)(6a5b) 11(abc7a)3(2a4abc)9(xy5z)(xy7z) 2(pqpr)(7pqpr)6m(8m2) 8m(9m2p)(5p5m)9(3a6)8a 4(8m3)(2m8)9(ab9a)(3a2b) 7(abc2a)6(7a2abc)5(xy5z)(xy5z) 9(pqpr)(4pqpr)2y(2y8) y(9

4、y7p)(7py)2(6t4)4t 9(4x7)(3x2)4(ab7a)(5a9b) 6(abc2a)3(2a5abc)5(xy9z)(xy9z) 8(pqpr)(3pqpr)3m(9m9) m(4m3s)(7sm)6(9t4)8t 3(4a10)(9a7)7(ab9a)(8a8b) 3(abc6a)4(9a8abc)4(xy9z)(xy4z) 8(pqpr)(6pqpr)4n(9n6) n(4n7z)(6zn)2(2s3)8s 6(9m8)(5m5)9(ab3a)(4a6b) 12(abc5a)4(3a7abc)6(xy4z)(xy7z) 6(pqpr)(4pqpr)4y(2y1) 8y(7

5、y7d)(3dy)2(7s6)4s 8(8m7)(3m8)5(ab8a)(8a6b) 5(abc7a)9(4a5abc)2(xy8z)(xy8z) 2(pqpr)(6pqpr)2x(3x5) x(4x6q)(4qx)4(4a6)8a 8(7a6)(8a4)5(ab4a)(5a8b) 20(abc3a)8(4a4abc)5(xy9z)(xy4z) 9(pqpr)(2pqpr)7m(2m9) 3m(3m6z)(2z7m)5(2b1)9b 2(2a7)(2a1)8(ab8a)(2a5b) 3(abc9a)8(9a8abc)5(xy9z)(xy5z) 8(pqpr)(9pqpr)6y(8y6) 2y(

6、8y6p)(5p7y)8(8s2)8s 5(6y10)(9y10)3(ab2a)(3a7b) 16(abc9a)9(6a4abc)6(xy3z)(xy6z) 9(pqpr)(3pqpr)7x(7x4) 5x(5x4p)(3px)7(7s3)5s 10(9n4)(8n6)4(ab3a)(9a7b) 9(abc3a)2(7a9abc)3(xy7z)(xy5z) 4(pqpr)(8pqpr)6b(6b1) 4b(9b2q)(6q7b)9(5m1)6m 9(9x3)(9x7)5(ab9a)(8a2b) 12(abc4a)9(9a9abc)5(xy8z)(xy4z) 3(pqpr)(8pqpr)7m(9m1) 3m(4m7z)(2zm)2(7a4)7a 8(6a5)(2a7)9(ab3a)(7a4b) 9(abc2a)2(7a4abc)9(xy4z)(xy8z) 6(pqpr)(8pqpr)9x(4x9) x(3x2q)(6q5x)