初一数学上册合并同类项专项练习题精编227.docx

1、初一数学上册合并同类项专项练习题精编2278 (1410y)c 3(2c4mn6)9 1 1 (yz)(pq) 4(7ay)8(m8p) 8 7 (5n1) x4(28b) 15x5(7n9c) (3xn)7(3n8b) 1 (182x)c 2(4b2xy4)3 1 1 (ab)(ef) 2(7by)7(n2q) 6 3 (8x8) z9(19b) 17m9(9n2t) (7mn)3(8x4b) 4 (66z)t 4(6c8xy4)5 1 1 (yz)(mn) 2(6by)9(m6q) 8 6 (5y2) y2(44a) 15a5(6b5t) (2ab)9(8y3a) 3 (128y)t 8(

2、5b2mn1)4 1 1 (yz)(mn) 3(6ay)6(n7q) 2 3 (3a8) z5(16c) 16a4(6n2t) (5an)9(9a5c) 3 (24z)t 4(7d2bc2)4 1 1 (ab)(st) 2(6by)8(n6q) 3 7 (7n5) x5(68b) 19a4(2b8c) (5ab)6(5n9b) 6 (42x)c 3(5c3mn6)7 1 1 (ab)(mn) 2(6by)9(n2p) 2 8 (3a7) y8(77b) 6x4(4b3c) (5xb)7(8a5b) 3 (24y)c 4(6a4ab4)4 1 1 (ab)(pq) 5(7by)3(m5p) 7

3、5 (3a6) y8(35a) 15a2(2n2z) (7an)2(2a3a) 1 (42y)z 3(6c5ab2)3 1 1 (ab)(st) 3(7ax)6(n6p) 9 5 (5n5) z8(85a) 5x2(2y3c) (7xy)7(7n8a) 7 (186z)c 5(4c2ab6)6 1 1 (yz)(ef) 3(8ay)2(n6p) 3 2 (3m1) y5(97c) 20m9(7n4z) (7mn)5(2m2c) 5 (106y)z 6(8a8ab3)6 1 1 (xy)(st) 4(9by)7(m6q) 6 9 (7n5) y9(12a) 11a9(6y9c) (6ay)7(8

4、n2a) 10 (26y)c 7(4c2mn1)9 1 1 (bc)(mn) 3(6bx)2(n5p) 8 7 (2a1) z9(45a) 2m4(4n6z) (9mn)2(5a3a) 1 (64z)z 6(3b5ab1)2 1 1 (ab)(st) 3(7ax)3(n4p) 5 4 (3m2) z7(98b) 8x6(7n3c) (5xn)9(8m3b) 7 (28z)c 7(2d4bc1)6 1 1 (ab)(pq) 2(6ay)8(m9p) 9 5 (9m1) z5(97a) 2x9(7n2z) (4xn)3(7m6a) 5 (1210z)z 4(5b9xy8)4 1 1 (yz)(ef

5、) 5(9ax)3(m5q) 2 9 (8b8) x7(86c) 13m3(9b2c) (5mb)3(9b2c) 1 (1410x)c 2(2c7xy3)4 1 1 (ab)(pq) 3(9by)8(n3p) 4 8 (7x8) z5(58a) 12x4(8b8t) (9xb)9(6x3a) 1 (84z)t 3(5b3bc7)3 1 1 (ab)(st) 4(7ay)2(m9p) 2 8 (6b3) z5(82a) 13a3(8n7z) (6an)5(3b9a) 3 (1210z)z 8(3b2xy6)2 1 1 (xy)(st) 5(6bx)5(m7q) 3 8 (8y4) x4(58b) 8a2(8n7t) (6an)4(4y5b) 1 (168x)t 9(4a4mn1)8 1 1 (ab)(mn) 2(8by)4(m9q) 5 8 (8y6) y8(26a) 17x9(2n7t) (8xn)6(2y5a) 2 (66y)t 8(3d6bc3)3 1 1 (xy)(mn) 3(6ay)3(n8q) 7 9 (6b4) y4(36a)