初一数学上册合并同类项专项练习题精编212.docx

1、初一数学上册合并同类项专项练习题精编21210x5(2b8z) (4xb)3(2y8a) 6 (66x)z 3(6a4bc3)5 1 1 (yz)(st) 4(6ay)2(m4q) 8 3 (6x9) z3(98a) 11a6(3n4t) (4an)4(5x7a) 3 (810z)t 2(5a3ab1)2 1 1 (ab)(mn) 5(6ax)2(m9q) 5 2 (6x3) z5(13c) 20x4(4b3t) (2xb)7(8x2c) 1 (210z)t 4(2b3ab7)8 1 1 (bc)(pq) 4(6ax)2(n6q) 3 3 (2x2) z8(54c) 3a3(3y8t) (7a

2、y)5(6x6c) 7 (204z)t 8(2d6bc7)6 1 1 (xy)(ef) 5(7bx)9(m5p) 6 5 (7y1) y2(66a) 9m2(9n6c) (8mn)6(3y2a) 10 (62y)c 9(3b3xy5)9 1 1 (bc)(st) 5(7bx)7(m3q) 7 5 (8n8) x9(95b) 14x5(4n4z) (5xn)9(9n7b) 1 (164x)z 6(9b3bc8)2 1 1 (ab)(st) 5(9ay)7(n9p) 4 4 (8x9) x4(82b) 4x6(8y9z) (6xy)9(6x9b) 6 (166x)z 4(3a6bc1)5 1 1

3、(yz)(mn) 4(6by)6(n5q) 9 6 (3y2) z3(97b) 13a5(8b5t) (5ab)6(5y2b) 2 (106z)t 5(6b4xy2)3 1 1 (yz)(st) 5(7by)9(m4p) 3 9 (6a9) z9(13b) 16a5(5n3t) (8an)9(5a9b) 1 (108z)t 9(5a7bc1)3 1 1 (bc)(ef) 5(6ay)2(n5q) 2 5 (5m2) y4(16b) 5a6(6b4c) (5ab)8(5m3b) 7 (410y)c 2(7d4xy3)6 1 1 (ab)(ef) 5(6bx)7(n8q) 6 3 (6n4) x8

4、(13b) 19a5(4y9c) (5ay)7(4n3b) 9 (1210x)c 2(5b3mn5)8 1 1 (yz)(st) 2(7bx)2(n6q) 2 9 (6a7) x7(66a) 18a4(4b8t) (6ab)7(7a6a) 1 (202x)t 4(9d8xy8)3 1 1 (xy)(mn) 3(9by)8(m7q) 5 9 (2b8) x8(47c) 19m9(9b4c) (7mb)2(3b9c) 1 (126x)c 8(4b9xy7)7 1 1 (ab)(mn) 3(8ay)3(n8p) 8 4 (7b5) y7(18b) 4m5(4b6c) (8mb)9(2b5b) 1 (

5、144y)c 2(2d8bc9)8 1 1 (ab)(st) 3(8bx)2(n7p) 3 9 (4b2) z5(65a) 19m2(6b8t) (8mb)3(8b4a) 1 (128z)t 3(4b6bc7)7 1 1 (ab)(ef) 2(8ay)2(m8p) 5 6 (5n8) y6(38b) 13x8(3y2t) (6xy)7(5n5b) 7 (62y)t 2(9a7bc1)8 1 1 (xy)(st) 3(7ax)3(m6p) 8 5 (5m9) y7(27c) 7a5(8n7t) (5an)3(7m6c) 4 (46y)t 6(7a2bc8)3 1 1 (bc)(ef) 5(9bx)3(m8p) 3 2 (4y8) x6(89b) 4m3(5b9z) (8mb)6(2y7b) 6 (24x)z 7(3d5ab9)7 1 1 (yz)(st) 5(9bx)8(n9p) 9 6 (4m3) y7(82b) 16a3(3y9c) (4ay)9(6m6b) 8 (84y)c 7(8b3bc1)9 1 1 (bc)(st) 2(7bx)8(m8p) 7 5