七年级数学上册合并同类项专项练习题85.docx

1、七年级数学上册合并同类项专项练习题85(8n4) z4(55a) 10a7(2b6t) (5ab)8(6n6a) 3 (206z)t 7(8c2bc8)2 1 1 (yz)(pq) 4(6by)8(m5p) 4 7 (4y8) y6(94c) 17a6(9b5c) (5ab)7(8y2c) 2 (166y)c 3(2b5ab3)3 1 1 (xy)(mn) 3(8by)4(n6q) 5 4 (8b1) y6(44b) 4x9(7b6c) (2xb)5(6b9b) 9 (102y)c 8(9c8xy8)8 1 1 (ab)(pq) 3(9bx)6(m8q) 6 3 (9y3) z2(26a) 2

2、0m2(7y8c) (8my)6(7y8a) 8 (108z)c 4(6a9mn1)9 1 1 (bc)(ef) 2(7bx)9(m2p) 9 2 (6m4) y6(58c) 17x3(6b9c) (2xb)7(9m9c) 6 (166y)c 5(4d6bc9)7 1 1 (yz)(mn) 3(8bx)4(n4p) 2 2 (8x1) y9(65a) 17x3(8n6z) (7xn)6(4x3a) 1 (188y)z 5(5b3ab1)3 1 1 (xy)(mn) 5(7ay)3(m3q) 8 8 (6y2) z5(19b) 7m4(4b4c) (7mb)5(9y7b) 1 (208z)c 2

3、(8d8mn8)3 1 1 (ab)(st) 3(6ax)6(m7p) 8 3 (7m6) z9(22c) 5x7(8y6t) (9xy)2(9m8c) 1 (26z)t 4(6c5xy9)2 1 1 (bc)(ef) 2(8bx)3(n3p) 2 6 (3a7) y4(25a) 17m4(8b2z) (2mb)8(5a6a) 4 (208y)z 3(4d8xy2)5 1 1 (ab)(mn) 3(8ay)7(m9q) 3 7 (6x9) z9(92b) 10a3(3n6z) (9an)8(5x7b) 6 (68z)z 9(7c7ab6)5 1 1 (bc)(mn) 3(9by)6(n6p)

4、5 3 (2y4) z5(96a) 16x3(9y5z) (7xy)9(2y4a) 5 (82z)z 9(4b2xy4)6 1 1 (yz)(st) 5(8ax)6(m6q) 6 7 (7y9) z3(18a) 9x5(5y5z) (6xy)6(8y9a) 5 (2010z)z 3(8d2bc5)4 1 1 (ab)(st) 2(9ay)2(n8q) 4 5 (4n2) x3(67b) 8a3(9y5z) (3ay)6(5n3b) 2 (62x)z 7(5d8mn3)3 1 1 (ab)(st) 4(7bx)7(n2q) 7 2 (5m8) z3(22b) 12m8(9y8c) (7my)6(

5、6m6b) 5 (208z)c 3(6a8xy4)6 1 1 (ab)(st) 5(6ax)2(n7q) 3 6 (3m2) y4(42b) 9x5(5n2c) (8xn)5(5m6b) 1 (1410y)c 6(6c4bc5)6 1 1 (bc)(st) 3(9ax)7(n2p) 8 8 (7y6) y4(65c) 20a9(8y6z) (3ay)9(6y3c) 8 (128y)z 8(3d6ab3)9 1 1 (xy)(ef) 4(7ay)3(n4p) 7 6 (3x4) z5(52a) 12a9(3y7t) (7ay)4(6x6a) 1 (1810z)t 6(2a4mn7)2 1 1 (bc)(mn) 3(8by)9(n6q) 6 6 (2m1) z6(42b) 11m5(2y5t) (8my)4(6m8b) 1 (106z)t 8(4b8mn9)7 1 1 (bc)(mn) 5(7ay)3(m6p) 7 3 (7m6) z4(83a) 18x9(6y2c) (8xy)4(8m4a) 4 (48z)c 7(8b2mn9)5