七年级数学上册合并同类项专项练习题224.docx

1、七年级数学上册合并同类项专项练习题22419x5(7b9c) (7xb)8(5x8b) 7 (144y)c 9(5c6bc6)6 1 1 (yz)(mn) 5(7by)9(m5p) 3 2 (5x8) y4(44c) 6x8(3b8t) (5xb)5(8x4c) 8 (22y)t 2(3c9bc6)9 1 1 (bc)(ef) 2(7ay)8(n2q) 8 9 (4a5) x3(83c) 7a4(5b8z) (5ab)9(8a5c) 1 (410x)z 2(6c7mn7)5 1 1 (ab)(mn) 3(7bx)9(n6p) 9 2 (8a9) x9(78a) 16a3(8b5t) (5ab)

2、2(8a6a) 6 (108x)t 5(7c5xy4)7 1 1 (ab)(mn) 3(8ay)7(n6p) 5 7 (7a9) y3(54c) 4x9(6y4z) (9xy)3(4a5c) 5 (410y)z 6(9b5xy6)4 1 1 (yz)(pq) 3(6by)3(n2q) 5 3 (5m4) z4(13c) 14m3(3b7z) (3mb)5(5m9c) 1 (1210z)z 3(8d8ab7)4 1 1 (bc)(st) 4(6by)6(n5p) 2 3 (8b6) x3(67c) 13a8(8n2c) (6an)6(8b2c) 1 (62x)c 7(4d6xy4)7 1 1 (

3、yz)(pq) 3(7ay)7(n9q) 9 2 (6a1) z5(67a) 16x7(5n3z) (2xn)3(2a8a) 1 (144z)z 6(8a4xy8)6 1 1 (xy)(mn) 4(8by)6(m5p) 3 6 (8n2) z4(92b) 2m7(3n2c) (2mn)8(4n7b) 6 (142z)c 4(3d3xy4)5 1 1 (ab)(st) 3(7ay)3(n8q) 6 3 (2x7) x2(98c) 16a8(7n6c) (9an)8(7x3c) 1 (164x)c 4(3c6bc2)7 1 1 (ab)(mn) 2(9ax)4(m6q) 6 9 (3m3) x6(

4、68c) 2x9(2y8t) (5xy)9(8m5c) 5 (206x)t 3(4b6bc3)4 1 1 (xy)(mn) 2(8ax)2(m8q) 3 2 (7x4) z8(46c) 17m2(4b3c) (2mb)3(8x9c) 1 (88z)c 6(4c9mn2)7 1 1 (xy)(mn) 2(7by)2(m8q) 8 4 (4n8) y6(23a) 3m6(5y6t) (4my)6(3n6a) 3 (1610y)t 6(5b4ab8)4 1 1 (yz)(mn) 4(8bx)5(m7q) 6 3 (7x4) z4(33a) 9a5(8b2z) (3ab)6(9x6a) 1 (168z

5、)z 7(5a4bc5)8 1 1 (ab)(mn) 3(9ay)2(m8p) 4 7 (6m6) z3(78a) 4m8(6n9t) (5mn)9(8m6a) 1 (182z)t 2(8a8ab4)9 1 1 (yz)(mn) 3(8bx)8(m7q) 3 7 (5x4) x4(67b) 15a2(5n3t) (9an)9(6x3b) 7 (1810x)t 4(4d7xy8)8 1 1 (yz)(ef) 2(8ay)7(m2q) 5 2 (6m6) x8(42a) 14a8(5n8c) (5an)5(8m2a) 4 (108x)c 8(8b4bc2)3 1 1 (xy)(pq) 3(9by)9(m6q) 3 2 (4y5) y5(89a) 16a3(9b4t) (8ab)5(2y9a) 1 (810y)t 5(8c8xy1)6 1 1 (yz)(ef) 3(6ax)8(m4p) 4 4 (7y4) y7(79c) 16a3(4y9t) (3ay)4(4y8c) 5 (182y)t 6(2d4ab9)4 1 1 (xy)(mn) 2(9ax)4(m7q) 2 2