初一数学上册合并同类项专项练习题精编75.docx

1、初一数学上册合并同类项专项练习题精编751 (610x)z 3(4d5xy6)8 1 1 (ab)(ef) 5(8by)7(n9q) 4 7 (8y3) z2(76a) 17a9(4b8z) (9ab)8(6y9a) 6 (46z)z 9(5b5mn8)7 1 1 (bc)(st) 4(9bx)9(m4p) 6 5 (4n5) z7(69b) 5x2(7n4t) (3xn)5(9n2b) 3 (24z)t 3(4b6bc6)4 1 1 (ab)(mn) 3(8bx)2(n4p) 4 3 (8m2) x5(47a) 15a2(4n2z) (8an)3(9m5a) 3 (68x)z 4(3b4mn

2、1)4 1 1 (yz)(ef) 2(8ax)3(n3p) 6 8 (3m4) z3(32a) 15x4(6n9t) (6xn)3(2m3a) 3 (86z)t 8(8c6bc8)2 1 1 (bc)(st) 4(8ax)4(m9q) 2 7 (8y6) x9(32a) 6a2(2n6z) (2an)3(2y3a) 4 (410x)z 7(6c7ab2)3 1 1 (yz)(mn) 3(7ay)2(n2q) 5 5 (6n5) y5(23c) 5x5(7n6z) (6xn)3(8n9c) 3 (62y)z 8(4c3mn2)2 1 1 (bc)(pq) 2(7ay)8(n5p) 8 9 (8b

3、3) x9(28b) 15a2(7b2t) (7ab)8(8b2b) 5 (186x)t 6(8a5mn1)6 1 1 (bc)(ef) 2(8ay)3(m8p) 2 8 (7b7) x3(58a) 3x3(9y7c) (7xy)5(3b3a) 1 (204x)c 2(2d4xy6)2 1 1 (xy)(st) 4(8ay)3(m7p) 9 4 (8a8) x8(29c) 12x8(5y6c) (4xy)2(7a8c) 1 (610x)c 4(2d7bc7)6 1 1 (xy)(ef) 3(6ax)5(n5q) 2 2 (4m4) x2(49c) 6x3(4n6c) (5xn)3(6m9c)

4、8 (142x)c 4(4b4ab8)7 1 1 (yz)(mn) 2(7bx)7(n3p) 4 8 (2a1) y2(98a) 19m8(8n5t) (7mn)9(6a7a) 1 (46y)t 8(4c2mn1)2 1 1 (ab)(ef) 5(9by)4(n6q) 8 3 (2n5) z7(26b) 6x7(9n7z) (9xn)8(6n4b) 4 (62z)z 6(3d3ab4)5 1 1 (yz)(st) 4(6bx)4(m8p) 6 5 (9x4) x7(64c) 6a4(6y8z) (8ay)4(3x6c) 1 (68x)z 2(9b8bc7)6 1 1 (ab)(mn) 2(8a

5、y)4(n7q) 9 4 (9y7) z9(66a) 5a3(4n2z) (9an)2(3y7a) 4 (88z)z 3(2a3xy1)3 1 1 (ab)(st) 4(8bx)2(m4q) 5 8 (4x6) y6(94b) 7a8(2b9t) (2ab)2(4x3b) 10 (2010y)t 3(7d9ab2)9 1 1 (ab)(st) 5(7ax)8(n2p) 6 3 (8a9) z6(46b) 12m4(8y3z) (4my)2(7a8b) 7 (1410z)z 5(8d6mn1)6 1 1 (ab)(st) 2(8ax)3(m7q) 4 7 (7a2) y7(87c) 6a6(4n8t) (5an)8(4a3c) 7 (68y)t 4(9c7bc6)6 1 1 (xy)(ef) 3(9ax)6(n8q) 7 7 (2a1) y9(42c) 15m4(9y7z) (4my)9(5a7c) 1 (68y)z 3(8c8xy5)2 1 1 (yz)(pq) 5(7ax)6(n4q) 4 9 (9n1) y8(32a)