七年级数学上册合并同类项专项练习题74.docx

1、七年级数学上册合并同类项专项练习题74 1 1 (bc)(ef) 5(6ax)6(n8p) 6 6 (7m2) y4(34b) 11x4(7b3c) (8xb)7(2m3b) 1 (164y)c 9(5c4ab3)8 1 1 (bc)(mn) 4(8ay)9(n4q) 2 3 (2x3) y2(22c) 18x9(6b4c) (6xb)9(9x5c) 3 (44y)c 3(7d8xy3)2 1 1 (bc)(pq) 2(7ay)6(m5p) 2 4 (2m5) z7(92b) 18a7(7b8z) (6ab)4(7m3b) 1 (66z)z 5(4a2ab7)4 1 1 (ab)(pq) 4(

2、6by)2(n6q) 6 4 (8b9) x6(98a) 6x2(9y2c) (7xy)2(2b3a) 3 (26x)c 8(9b6ab4)2 1 1 (bc)(mn) 5(9by)3(n5p) 7 9 (3x4) x5(66b) 19x8(5n7z) (9xn)2(6x2b) 8 (42x)z 6(2d3mn3)7 1 1 (xy)(st) 5(6ay)8(n2p) 2 3 (4x3) x5(72c) 4m3(5n6c) (9mn)4(2x4c) 1 (128x)c 2(7b6bc6)2 1 1 (xy)(mn) 4(9ax)8(n2q) 7 9 (9m8) y6(39c) 8m6(3b4t

3、) (7mb)9(8m7c) 3 (102y)t 2(8c4ab8)4 1 1 (ab)(mn) 5(6bx)9(n8q) 5 7 (4y2) x7(93c) 18m9(3y3t) (5my)5(3y3c) 7 (144x)t 5(3c5mn7)8 1 1 (bc)(pq) 2(7ay)3(m4q) 4 7 (4m4) y9(14a) 20a7(7b9c) (4ab)2(7m5a) 1 (144y)c 8(6b4bc6)2 1 1 (yz)(pq) 5(7ay)9(m7q) 8 7 (7n8) x5(99b) 6m8(2b7t) (8mb)4(3n2b) 1 (64x)t 3(9d4xy9)8

4、 1 1 (ab)(ef) 5(9bx)6(m4p) 3 2 (9x1) x9(75c) 16m9(4b8c) (8mb)6(2x9c) 1 (162x)c 3(8c5bc4)2 1 1 (ab)(st) 2(6ay)9(n3p) 5 3 (2x8) x3(13b) 15x9(2b6c) (2xb)9(9x2b) 8 (164x)c 5(6a8mn8)7 1 1 (xy)(pq) 5(8ay)9(n9q) 6 5 (9n6) z5(97c) 6a2(6n9z) (7an)5(9n3c) 4 (148z)z 7(3a6ab6)5 1 1 (xy)(mn) 5(6ax)3(n7q) 5 7 (4b

5、2) z7(78c) 2m7(2y6c) (8my)5(3b7c) 9 (86z)c 9(9b7ab7)8 1 1 (bc)(ef) 3(7ay)6(m5q) 9 4 (2y9) z9(85c) 13a6(7y8c) (9ay)9(8y9c) 1 (2010z)c 8(5a6ab2)6 1 1 (bc)(mn) 4(8bx)4(m5p) 8 2 (9n4) z8(44c) 15m3(4b3z) (6mb)4(2n8c) 7 (204z)z 5(2c4ab9)8 1 1 (bc)(st) 5(7ax)5(m7p) 5 6 (8n2) x2(12b) 3a8(9n7c) (9an)9(5n5b) 1 (144x)c 5(3c8ab1)9 1 1 (ab)(ef) 2(8ay)2(m4p) 8 6 (8m3) z6(78a) 3x9(8n3z) (6xn)9(8m4a) 1 (126z)z 6(6b9xy9)5 1 1 (yz)(st) 5(6bx)3(m7q) 3 8 (7n1) x5(37a) 5m5(7n4z) (8mn)2(9n8a)